Heavy metals in cannabis plants could affect human health, study finds
![](https://weirdnews.info/wp-content/uploads/2021/12/Heavy-metals-in-cannabis-plants-could-affect-human-health-study-finds-601x220.jpg)
New research calls for more rigorous agricultural practices to control the uptake of heavy metals into cannabis plants grown for human consumption. fotovincek/Depositphotos – By Rich Haridy 2021 Dec 15 – A new study led by researchers from Penn State is outlining a number …