Vaping FAQs | Your Questions Answered by Scent Vape UK

Everything you need to know about e-liquids, vape kits, nicotine strengths, and ordering from Scent Vape UK.

Important FAQ's
Q

What is e-liquid and how does it work?

E-liquid is the flavoured vape juice that powers every refillable vape kit, pod system, and sub-ohm device. It is made from vegetable glycerin (VG), propylene glycol (PG), food-grade flavourings, and optional pharmaceutical-grade nicotine. When you draw on your device, a coil heats the e-liquid into an inhalable vapour. At Scent Vape, we stock the full range including nicotine salt e-liquid, 10ml freebase vape juices, and high-VG shortfills — all TPD compliant and delivered free on orders over £25.

Q

What is the difference between nic salts and freebase nicotine e-liquid?

Freebase nicotine e-liquid delivers a stronger throat hit and is most commonly available at 3mg, 6mg, or 12mg in 10ml bottles. Nicotine salt e-liquid uses a modified formula that absorbs faster and feels significantly smoother even at higher concentrations like 10mg or 20mg. If you are switching from cigarettes or disposable vapes, a nicotine salt vape juice gives you faster craving relief without the harshness that high-strength freebase causes.

Q

What VG/PG ratio should I use in my vape?

MTL pod kits and vape pen devices use a 50/50 vape liquid for smooth wicking and a firm throat hit. Sub-ohm and direct-to-lung devices require a 70VG/30PG or higher blend for the dense clouds these kits are designed for. Using a thick high VG shortfill e-liquid in a pod kit not designed for it causes dry hits, burnt flavour, and shortened coil life — always match the ratio to your specific device type.

Q

What nicotine strength should I start with?

If you smoked 10 or more cigarettes a day, start with a 20mg nicotine salt vape juice in a compact pod kit. This delivers fast, smooth nicotine that closely replicates the hit of a cigarette. Lighter smokers typically do well at 10mg nic salt or 6mg freebase. You can reduce your chosen strength gradually over time. Browse our nicotine salt e-liquid range for the full selection of strengths and flavours.

Q

What is a shortfill e-liquid?

A shortfill e-liquid is a large-format, nicotine-free vape juice sold in a deliberately under-filled bottle, leaving space for you to add nicotine shots after purchase. A standard 100ml shortfill comes in a 120ml bottle — adding two 18mg freebase nic shots gives approximately 120ml at 3mg final strength. Shortfill vape juice is designed for sub-ohm devices and offers far better value per ml than buying multiple 10ml bottles. Browse our 100ml shortfill e-liquid range at Scent Vape.

Q

How much e-liquid does the average vaper use per day?

The average vaper uses between 2ml and 5ml of vape juice per day. MTL pod kit users typically consume 2ml to 3ml daily, meaning a single 10ml nicotine vape juice bottle lasts around three to five days. Sub-ohm vapers using shortfill e-liquid at higher wattages can use 5ml or more per day, making 100ml shortfills significantly more cost-effective for regular use.

Q

Are e-liquids regulated in the UK?

Yes. All nicotine-containing e-liquids sold in the UK must comply with the Tobacco Products Directive (TPD) and carry UKCA markings. TPD regulations restrict nicotine vape juice bottles to a maximum of 10ml and cap nicotine concentration at 20mg per ml. All products must have full ingredient lists submitted to the MHRA before sale. Every e-liquid at Scent Vape is sourced from verified manufacturers who fully meet these legal requirements.

Q

Can I use shortfill e-liquid in a pod kit?

Standard 70VG shortfill e-liquid is not suitable for low-powered pod kits. The thick consistency cannot wick quickly enough through small pod coils, causing dry hits, burnt flavour, and shortened coil life. Pod kit users should choose a 50/50 nicotine salt e-liquid or 50/50 freebase vape juice instead. Always check the VG/PG blend printed on the bottle before filling your pod to protect both your coil and your vaping experience.

Q

What is the best e-liquid for beginners?

For beginners, the best e-liquid is a 50/50 nicotine salt vape juice at 10mg or 20mg used in a compact starter kit or vape pen device. Nic salts provide smooth, fast-acting nicotine delivery that closely mirrors the satisfaction of smoking. A simple vape starter kit paired with a 10ml nic salt in a fruit or menthol flavour is the most popular combination at Scent Vape for first-time vapers and people switching from cigarettes.

Q

What vape juice should I use with a sub-ohm kit?

Sub-ohm vape kits require a high VG vape juice — typically 70VG/30PG or higher — to handle the large wicking ports found in low-resistance coils operating below 0.5 Ohm. Shortfill e-liquid is the standard choice because it comes in larger volumes and delivers the bold flavour and dense clouds these kits are built for. Most sub-ohm vapers use a final nicotine strength of 3mg for comfortable all-day vaping. Explore our advanced sub-ohm kits alongside our shortfill range for a complete setup.

Q

How do I add a nicotine shot to a shortfill?

Remove the cap and inner pipette nozzle from your shortfill bottle to expose the opening. Squeeze your nicotine shot into the bottle — one 10ml shot for a 50ml shortfill, two shots for a 100ml shortfill. Replace the lid firmly and shake gently for 20 seconds to blend the liquids. Allow the bubbles to settle for a few minutes before filling your tank. Adding one 18mg freebase nic shot to a 50ml shortfill vape juice gives approximately 3mg final nicotine strength.

Q

How long does e-liquid last before it expires?

Unopened e-liquid bottles have a shelf life of up to two years when stored correctly in a cool, dark environment away from heat and sunlight. UV light and high temperatures degrade both the nicotine and flavouring in vape juice over time, causing the liquid to darken and taste weaker. Once opened, use your e-liquid within three to six months for the best flavour and consistent nicotine performance. All e-liquid bottles at Scent Vape carry a printed best-before date and comply with UK MHRA labelling standards.

Q

What is hybrid nicotine e-liquid?

Hybrid nicotine e-liquid blends both freebase nicotine and nicotine salts within a single formulation. The result combines the rapid absorption and smoothness of nic salts with the sharper flavour delivery and throat character of freebase. Hybrid nicotine vape juice is ideal for vapers who want a more assertive hit from a pod kit without the full harshness of high-strength freebase alone. In the UK, hybrid liquids are sold in 10ml TPD-compliant bottles at a maximum strength of 20mg.

Q

What is the best vape kit for switching from smoking?

For smokers switching to vaping, the best vape kit is a compact MTL starter kit or vape pen device paired with a 20mg nicotine salt e-liquid. The mouth-to-lung draw closely replicates the inhalation style of a cigarette, and the 20mg nic salt provides the fast, smooth nicotine hit needed to satisfy cravings. Our vape starter kits are curated with beginners in mind, featuring devices that are simple to fill, charge, and use right from day one.

Q

What does MTL vaping mean?

MTL stands for mouth-to-lung vaping — drawing vapour into your mouth first and then inhaling into your lungs, which is the same natural action as smoking a cigarette. MTL vaping uses higher-resistance coils above 1.0 Ohm, lower wattage, and thinner 50/50 vape liquids or nicotine salts. The draw is tight and restricted, making it the most familiar feel for ex-smokers. Most vape pen kits and pod starter kits at Scent Vape are optimised for MTL vaping.

Q

How do I store e-liquid properly?

Store your e-liquid bottles upright in a cool, dark location away from direct sunlight, heat sources, and radiators. UV light and high temperatures degrade both the nicotine and flavouring in vape juice over time. Avoid leaving e-liquid in cars or on windowsills where temperatures fluctuate. Properly stored, unopened bottles retain quality for up to two years. Always keep all e-liquid — including nicotine-free shortfill vape juice — out of reach of children and pets at all times.

Q

Can I get zero nicotine vape juice at Scent Vape?

Yes. Zero nicotine vape juice is available at Scent Vape in two main formats. All 100ml shortfill e-liquids are supplied at 0mg by design — you add nicotine shots only if you want them, or vape them as-is for a completely nicotine-free experience. Some 10ml freebase ranges also offer a 0mg option. Browse our shortfill e-liquid collection for the full zero-nicotine range.

Q

What are the ingredients in vape juice?

Every e-liquid is built from the same four core ingredients: vegetable glycerin (VG), propylene glycol (PG), food-grade flavouring concentrates, and nicotine in products that contain it. VG produces vapour and delivers a smooth inhale. PG carries flavour more sharply and produces the throat hit. All flavouring compounds used in UK-compliant vape juice must be food-safe and declared to regulators under TPD rules before a product can legally be sold. Every e-liquid at Scent Vape is transparently labelled with its full ingredient list and UKCA compliance markings.

Q

What is the Elux Legend nic salt e-liquid?

The Elux Legend nic salt e-liquid is a 10ml nicotine salt vape juice inspired by the bold flavour profiles made famous by the Elux Legend disposable device. Available at 10mg and 20mg, it delivers the same intensely fruity taste in a format designed for refillable pod kits — giving you far better value and less plastic waste than single-use disposables. Popular flavours include blueberry cherry cranberry, strawberry ice cream, kiwi passionfruit guava, and banana ice. Browse the full Elux Legend nic salt range at Scent Vape.

Q

How do I fill a refillable vape pod?

Most refillable vape pods have a top-fill or side-fill port sealed by a rubber stopper or sliding cap. Remove the pod, locate the fill port, open it, and insert the nozzle of your e-liquid bottle. Fill slowly until the nicotine vape juice reaches the maximum fill line, then reseal the port firmly to prevent leaking. Before vaping, wait three to five minutes to allow the coil to fully saturate with liquid. Vaping immediately after filling risks a dry hit that can permanently damage the coil.

Q

What vape flavours are most popular in the UK?

The most popular e-liquid flavours in the UK are fruity and icy profiles. Strawberry ice, blueberry raspberry, watermelon ice, and kiwi passionfruit consistently top the sales charts across both nic salt and shortfill formats. Menthol and mint combinations remain a firm favourite among ex-menthol smokers. Cola, pink lemonade, and tropical blends are popular alternatives, while classic tobacco vape juice suits vapers who prefer familiarity. Browse our nicotine salt e-liquid range for the full flavour selection.

Q

What is the difference between DTL and MTL vaping?

MTL (mouth-to-lung) vaping uses a tight draw, high-resistance coils, low wattage, and 50/50 vape liquids or nicotine salts — closely mimicking a cigarette. DTL (direct-to-lung) vaping uses an open draw, sub-ohm coils below 0.5 Ohm, 40W or above, and high VG shortfill e-liquid. DTL produces significantly larger clouds and more intense flavour but is not suited to high nicotine strengths. Most beginners start with MTL vaping and some progress to DTL as their experience evolves.

Q

Do all e-liquids contain nicotine?

No — many vape juices are completely nicotine free. Shortfill e-liquids are always supplied at 0mg and contain no nicotine until you choose to add a nic shot after purchase. Some 10ml ranges also offer a 0mg freebase option. Nicotine-free vape juice lets you enjoy the full flavour and vapour experience without any nicotine dependency. For vapers who have gradually reduced their intake, stepping down to zero nicotine e-liquid is a natural final stage in transitioning completely away from nicotine.

Q

How do I choose between Aspire and OXVA vape kits?

Both Aspire and OXVA produce well-reviewed MTL pod kits compatible with nicotine salt and freebase vape liquids. Aspire kits are recognised for build quality and coil durability. OXVA kits — particularly the Xlim series — are popular for compact design and broad coil compatibility. Your choice comes down to personal preference for device size and coil availability. Browse our Aspire vape kits and OXVA vape kits at Scent Vape to compare both ranges.

Q

Is it cheaper to buy a vape kit than keep buying disposables?

Yes — switching from disposable vapes to a refillable vape kit with separate e-liquid is substantially cheaper over time. A disposable vape costing £5 to £6 that lasts one to two days adds up to over £150 a month. A refillable pod kit costs £15 to £30 once, and a 10ml nicotine salt vape juice from £2.99 lasts three to five days. A vape starter kit from Scent Vape typically pays for itself within the first week of switching.

Q

What is a vape pen kit and who is it for?

A vape pen kit is a slim, cylindrical refillable vape device designed for MTL vaping. Vape pens are beginner-friendly — they have a simple single-button or inhale-activated design, easy top or side filling, and are fully compatible with 50/50 nicotine salt e-liquid and freebase vape juice. They suit ex-smokers who want a familiar, cigarette-shaped device in the hand. Our vape pen kits are among the most straightforward devices to start with at Scent Vape and require no prior vaping knowledge.

Q

What does TPD mean in e-liquid?

TPD stands for Tobacco Products Directive — the UK regulation governing all nicotine-containing vaping products. Under TPD rules, nicotine vape juice must be sold in bottles no larger than 10ml, nicotine concentrations are capped at 20mg per ml, and all products must carry UKCA labelling and full ingredient submissions to the MHRA. Every nicotine-containing e-liquid sold at Scent Vape is TPD compliant, so you can purchase with complete confidence in the safety and legality of your vape juice.

Q

Why does my e-liquid taste burnt?

A burnt taste is almost always caused by a dry or worn-out coil. The most common reasons are: vaping before the coil has fully saturated with e-liquid after a fresh fill, allowing the pod to run too low on vape juice, chain vaping without giving the wick time to re-saturate between puffs, or using a thick high VG shortfill in a pod kit designed for 50/50 nicotine salt e-liquid. When the burnt taste persists, replace the coil or pod and wait five minutes after filling before vaping again.

Q

How do I know which e-liquid works with my coil?

The resistance rating of your coil determines which vape liquid is compatible. Coils above 1.0 Ohm are built for MTL vaping with 50/50 nicotine salt e-liquid or 50/50 freebase. Coils between 0.5 and 1.0 Ohm work with 50/50 blends and some lighter high VG e-liquids. Coils below 0.5 Ohm are sub-ohm coils requiring a high VG shortfill of at least 70VG. Check your coil packaging or device manual — pairing the wrong ratio to your coil is the most common cause of dry hits, poor flavour, and early coil failure.

Q

What is the most cost-effective way to vape in the UK?

The most cost-effective way to vape in the UK is to use a refillable pod kit or vape pen with separate nicotine salt e-liquid or 100ml shortfill vape juice. Avoid single-use disposables as a daily solution — the cost per puff is far higher than buying your own device and e-liquid separately. Sub-ohm vapers save the most by purchasing 100ml shortfills, which offer much better value per ml than multiple 10ml bottles. Orders over £25 from Scent Vape also qualify for free UK delivery.

Q

How long does a vape coil last?

A vape coil typically lasts between one and three weeks depending on how frequently you vape and which e-liquid you use. High VG shortfill vape juice and heavily sweetened flavour profiles gunk up coil cotton faster than lighter 50/50 nicotine salt e-liquids. Signs a coil needs replacing include persistent burnt or muted flavour, reduced vapour, and gurgling on inhale. Always prime a new coil by filling the tank and waiting five minutes before the first puff — this single step significantly extends coil lifespan.

Q

Can I mix different e-liquid flavours together?

Yes — mixing two different vape juice flavours is safe provided both liquids share the same VG/PG ratio and nicotine type. Combining two 50/50 nicotine salt e-liquids produces a blended flavour averaging the two nicotine strengths. Mixing a high VG shortfill with a 50/50 nic salt is not recommended as the differing ratios can affect wicking performance in your device. Start by mixing small amounts to test the combination before committing to a larger blend.

Q

What is the best vape kit for cloud production?

For maximum cloud production, you need a sub-ohm vape kit running at 40W or above with a coil resistance below 0.5 Ohm, paired with a high VG shortfill e-liquid at 70VG or higher. The high vegetable glycerin content of the vape juice produces dense, voluminous vapour, and mesh coil technology further enhances output by providing a larger heated surface area. Our advanced sub-ohm kits combined with 100ml shortfills deliver the complete cloud-chasing setup.

Q

How do I stop my vape from leaking?

Vape leaking is most commonly caused by overfilling the pod, using a VG/PG ratio that is too thick for the coil, a worn or damaged coil, or not sealing the fill port firmly after adding vape liquid. Always fill just below the maximum fill line, ensure the fill cap is firmly closed, and confirm your nicotine salt e-liquid or freebase vape juice matches the recommended viscosity for your device. Replacing worn coils promptly and matching your liquid ratio to your coil type eliminates the majority of leaking issues.

Q

What e-liquid should I use in an Aspire vape kit?

Most Aspire pod kits and pen devices use coils above 0.6 Ohm and are optimised for MTL vaping with 50/50 nicotine salt e-liquid or 50/50 freebase vape juice. Some Aspire kits such as the BP Stik support higher VG e-liquids at elevated wattage settings for DTL vaping. Always check your specific device's user manual for the recommended coil resistance and compatible e-liquid type. Pairing any Aspire MTL kit with a 10mg or 20mg nicotine salt e-liquid delivers the best combination of flavour and coil longevity.

Q

Is there an age restriction for buying e-liquid in the UK?

Yes. The minimum legal age to purchase e-liquid, vape kits, and all vaping products in the UK is 18. It is a criminal offence to sell nicotine vape juice or any vaping product to anyone under 18. Scent Vape complies fully with this law and carries out mandatory age verification at checkout for every order. All products listed on our site are strictly intended for adult use only. Do not attempt to purchase from Scent Vape if you are under the age of 18.

Q

What is a nicotine shot and how do I use it?

A nicotine shot is a small 10ml bottle of unflavoured nicotine liquid — available in freebase or salt nicotine format — designed to be added to a nicotine-free shortfill e-liquid to achieve your desired final nicotine strength. One 18mg freebase nic shot added to a 50ml shortfill vape juice gives approximately 3mg. Two shots added to a 100ml shortfill also gives around 3mg. Open your shortfill, squeeze in the nic shot, reseal, and shake well for 20 seconds before filling your tank. Simple, quick, and fully customisable.

Q

What are the most popular e-liquid brands in the UK?

Some of the most recognised e-liquid brands in the UK include Elux, IVG (I Vape Great), Dinner Lady, Riot Squad, Bar Juice, and Vampire Vape. In the nicotine salt category, brands tied to popular disposable devices — particularly Elux — sell strongly because vapers already recognise and trust the flavour profiles from their disposable experience. At Scent Vape, every brand in our collection is selected based on quality, TPD compliance, and flavour consistency. Browse our nic salt e-liquid collection to explore the brands we stock.

Q

What does 50/50 mean on an e-liquid bottle?

50/50 on an e-liquid bottle indicates the vape juice contains equal parts — 50% vegetable glycerin and 50% propylene glycol. This balanced blend has a thinner consistency that wicks easily into the smaller coils used in MTL pod kits and vape pen devices. It delivers a noticeable throat hit alongside clear, well-defined flavour. A 50/50 vape liquid is compatible with the widest range of devices, making it the most versatile e-liquid format and the default recommendation for pod kit users and beginners choosing their first nicotine vape juice.

Q

Why does my e-liquid turn dark in the bottle?

E-liquid darkening in the bottle is the result of nicotine oxidation — a normal chemical reaction that occurs when nicotine is exposed to air, light, or heat over time. This colour change does not automatically mean the vape juice is unsafe to use. However, if the flavour has become noticeably weaker or unpleasant compared to when you first opened it, the e-liquid may have degraded past its best. Store all vape liquid in a cool, dark place with the lid tightly sealed to slow oxidation and maintain flavour quality for as long as possible.

Q

How do I qualify for free delivery from Scent Vape?

Scent Vape offers free UK delivery on all orders over £25. This threshold applies across all product categories including e-liquids, vape kits, coils, and accessories. To qualify, ensure your basket total reaches £25 before checkout. Stocking up on several 10ml nicotine salt e-liquid bottles, adding a 100ml shortfill, or including a replacement coil pack alongside your vape juice order are easy ways to reach the free delivery threshold while ensuring you have enough supplies to last. All orders are dispatched promptly from our UK warehouse.

Q

Can I buy e-liquid online in the UK?

Yes — buying e-liquid online is completely legal for adults aged 18 and over in the UK. Online vape retailers like Scent Vape offer a wider selection of vape flavours, better value pricing, and more convenient home delivery than most high street shops. All UK online retailers selling nicotine vape juice must legally age-verify customers at checkout and sell only TPD-compliant products. At Scent Vape, age verification is built directly into our checkout to ensure every purchase meets UK legal requirements before dispatch.

Q

What is the difference between bar salts and regular nic salts?

Bar salts are a sub-category of nicotine salt e-liquid specifically formulated to replicate the bold, punchy flavour profiles made famous by disposable bar vapes, using higher flavour concentrations for immediate intensity from the first puff. Classic nic salts offer more layered, nuanced flavour profiles. Both come in 10ml TPD-compliant bottles at 10mg and 20mg and are fully compatible with MTL pod kits. If you enjoyed the taste of a specific disposable bar vape, bar salt e-liquid is the closest refillable equivalent available.

Q

How do I clean my vape tank or pod?

Empty any remaining e-liquid before cleaning. Rinse the pod or tank thoroughly under warm running water to flush out residual vape juice. For tanks with removable components, disassemble each part and rinse separately. Lay all parts flat on a paper towel and allow them to air-dry completely — at least 30 minutes — before reassembling. Even a small amount of water remaining inside can cause spitting or coil damage. Cleaning between flavour changes prevents old vape juice from contaminating your fresh e-liquid.

Q

What is the best e-liquid for a vape pen kit?

Vape pen kits perform best with 50/50 nicotine salt e-liquid or 50/50 freebase vape juice. The thin consistency of a 50/50 blend wicks quickly through the narrow coils used in pen-style devices, delivering clean, consistent flavour from the first puff. Most vape pen coils sit above 1.0 Ohm and are not designed to handle the thick consistency of high VG shortfill e-liquid. A 10mg or 20mg nicotine salt vape juice in a fruit, menthol, or tobacco flavour is the most popular choice among vape pen kit users at Scent Vape.

Q

Does Scent Vape sell vape kits on clearance?

Yes. Scent Vape regularly offers discounted vape kits through our clearance section, where you can find premium devices at reduced prices. All clearance items are genuine, authentic products subject to the same quality standards as our full-price range. These are fully functional devices, not refurbished units. Visit our vape kit clearance collection to see the latest discounted devices currently available and pair one with your chosen nicotine salt e-liquid for a complete starter setup.

Q

What is the difference between a vape pod kit and a vape starter kit?

A vape starter kit is a broad category covering any beginner-appropriate device — including pod kits, pen kits, and compact tube-style devices. A pod kit specifically refers to devices that use a detachable pod cartridge to hold e-liquid, which can be swapped quickly when empty or when changing flavour. Both are compatible with 50/50 nicotine salt e-liquid and 50/50 freebase vape juice. Our vape starter kits include devices designed for total beginners with no previous vaping experience required.

Q

Why does my vape produce no vapour?

If your vape produces no vapour, the most common causes are a depleted battery, an empty pod, a burned-out coil, a blocked airflow vent, or a loose connection between the pod and device body. Check the battery level first, then inspect the e-liquid level in your pod. If the coil tastes burnt or the flavour has degraded noticeably, replace it immediately. Ensure the pod is firmly clicked into place and that the air intake vent is fully open and unobstructed before trying again.

Q

What nicotine type is best for cloud vaping?

For cloud-focused sub-ohm vaping, add a low-strength freebase nicotine nic shot to a high VG shortfill e-liquid. Most cloud vapers use a final nicotine strength of 3mg freebase for comfortable all-day DTL vaping. Nicotine salt e-liquid is not recommended for high-wattage sub-ohm devices because the large vapour volume delivers nicotine far too rapidly at 10mg or 20mg, making the experience uncomfortably intense. Keep nicotine low when cloud chasing and focus on finding a great-tasting 100ml shortfill flavour. Browse our shortfill e-liquid range for all available options.

Q

How do I contact Scent Vape customer support?

Scent Vape customer support is available seven days a week via live chat directly on the website at scentvape.co.uk. You can also reach our team by phone on +44 7393 947533. Whether you need help choosing the right nicotine vape juice for your device, have a question about a vape kit, or want to follow up on an existing order, our team is ready to assist. All orders over £25 include free UK delivery, and our customer team can advise on the best e-liquid pairing for any device in our range.

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