AdvertisementPass The Brazier: Early Evidence Of Cannabis Smoking Found On Chinese ArtifactsJune 15, 2019Pien HuangfacebookEmailScientists exhumed 10 wooden braziers from eight tombs at the ancient Jirzankal Cemetery in what is now western China. Many of the braziers held stones that were apparently heated and used to burn cannabis plants. (Xinhua Wu/Science Advances)