A recent study shows that many rolling papers and cones have elevated levels of potentially harmful compounds including heavy metals.
Researchers studied legal and illegal cannabis vape products and found exorbitant levels of lead in the illegal samples.
A recent study shows that many rolling papers and cones have elevated levels of potentially harmful compounds including heavy metals.
Researchers studied legal and illegal cannabis vape products and found exorbitant levels of lead in the illegal samples.
Get notified of our the latest cannabis news, exclusive brand deals, events updates and more!