2 ms·
Funnily enough, one of the ingredients in normal vape juice, propylene glycol, has been used as a delivery medium for inhalers (asthma and otherwise) since the
by rhizome 7y ago
Funnily enough, one of the ingredients in normal vape juice, propylene glycol, has been used as a delivery medium for inhalers (asthma and otherwise) since the 50s.