It’s cheaper to build lithium batteries into one-time-use items like disposable vape pens and just throw them out after one (or less than one) charge cycle, but if you have some spare time these ...

Experts say the man who died was using a particular kind of vape pen, known as a mechanical mod, which is not that common in the UK. E-cigarette battery blast leaves mother with burnt scalp E ...

The vape pen that Mr D'Elia was using was a so-called mechanical mod, meaning it drew power directly from the battery and did not regulate the voltage in the same way as other e-cigarettes.