Where Does The Vapor In Electronic Cigarettes Come From?
The liquid used in digital cigarettes is mainly propylene glycol and glycerin in some proportion, with a small quantity of "flavoring" and nicotine added, https://www.vapetotal.com/18mg-wick-addiction-rehab-10ml-nic-salts-50vg50pg so in theory it is fairly easy. There is a profit to the E Cig altho...