Cannabis Hyperemesis Syndrome or heavy metal poisoning, Who is liable? A clear answer to how contamination can cause Cannabis Hyperemesis Syndrome, CHS, is formed by combining old studies with new research…. By hempcbdtimes , in arsenic Business cadmium Cannabis Cannabis 101 cannabis hyperemesis cannabis hyperemesis syndrome cannabis testing cannabislabs cannabislabtests cannabistesting Education featured Health Health & Sex Health Cannabis Marijuana News mercury News & Events products science THC News , at December 3, 2020