Complete tripe. The article doesn't even work up the guts to make the claim that's made in the headline. And even in what it actually says, it goes too far by claiming the government was trying to "purposely" harm the lungs of pot smokers. The only argument supported by the evidence is that the government was trying to kill weed crops as an early drug war tactic, which backfired because it wasn't killing enough of th…
"Whether any injury came about due to the inhalation of paraquat-contaminated marijuana is uncertain. A 1995 study found that "no lung or other injury in cannabis users has ever been attributed to paraquat contamination". Also a United States Environmental Protection Agency manual states: "... toxic effects caused by this mechanism have been either very rare or nonexistent. Most paraquat that contaminates cannabis is pyrolyzed during smoking to dipyridyl, which is a product of combustion of the leaf material itself (including cannabis) and presents little toxic hazard."