California has some of the strictest cannabis testing requirements in the country.   Unfortunately, while your cannabis may be pesticide and heavy-metal free you may still be ingesting dangerous toxins.  Josh Wurzer the Co-Founder of SC Labs joins Dan Humiston to share their unsettling discovery about rolling papers.  https://www.sclabs.com/sc-labs-report-rolling-papers-tested-heavy-metals-pesticides/

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