The THC potency of marijuana flower sold in legal stores in four states is routinely and systematically inflated, sometimes by as much as 25% or more, according to an independent analysis of licensed cannabis testing-laboratory data obtained by MJBizDaily. But perhaps even more troublingly, the analysis – conducted by Yasha Kahn of MCR Labs, a state-licensed cannabis testing … [Read more...] about Marijuana lab-testing analysis finds routine THC inflation, data manipulation