Independent hardware notes

Vaping, measured instead of marketed.

We test devices the way you would: coils die, batteries sag, and the spec sheet is often optimistic. Here is what actually holds up.

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Methodology

How we test, and how we score

The method behind every review on this site: how long we use a device, what we measure, and where the scores come from.

2 min read
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Science

Battery safety: the four things that actually go wrong

Most battery incidents trace back to four avoidable mistakes. None of them require you to be careless — just uninformed.

2 min read
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Science

What 0.6Ω actually means, and why your coil dies in three days

Resistance is not a quality rating. It is one number in a chain that decides how hot your coil runs and how fast it dies.

2 min read

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