Research Shows Some Rolling Papers Have High Levels of Heavy Metals
Research Shows Some Rolling Papers Have High Levels of Heavy Metals
hightimes.com Research Shows Some Rolling Papers Have High Levels of Heavy Metals
A recent study shows that many rolling papers and cones have elevated levels of potentially harmful compounds including heavy metals.
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Is it standard practice for a study like this to not name the manufacturers of products tested? Would be nice to know. But maybe the point is that all rolling papers are tainted to some degree.