Drug laced vapes pose a serious and growing public health threat. Attractive flavours and packaging can hide dangerous substances such as ketamine, fentanyl, heroin, methamphetamine, THC and synthetic opioids. Even small amounts can Alcohol, smoking, vaping and other drug use in rural Australia National Rural Health Alliance US MIX CIGARETTE VAPE JUICE (EXCISE TAX INCLUDED) Flavour Crafters Inc. A major new study of vapes seized from schools has found that more than 10% contain the synthetic drug spice and Sky News can reveal the liquids are being openly advertised on social media.