In an industry that did not exist a handful of years ago, the testing of cannabis for pesticides and other contaminants is still evolving. The first labs that opened in Oregon started off testing cannabinoids such as THC (Tetrahydrocannabinol) and CBD (Cannabidiol). Today, that is no longer the case.
Oregon has been a leader in ensuring consumer health and safety as the industry has developed. It led the other states by requiring contaminant testing in 2013 and eventually requiring accreditation of labs in 2016. Green Leaf Lab, which was one of the