Research Roundup: E cigarettes companies hike advertising during COVID 19, smartphones detect drunk walks, scientists measure atmospheric gravity waves Study shows vapes emit more lead than 20 packs of cigarettes yes, *20.* New research has uncovered a disturbing truth about popular disposable vapes: they may be more toxic than The WHO's cancer agency left in the dark over glyphosate evidence If you thought Trump's Executive Order boosting glyphosate production, and his administration's efforts to give the pesticide industry legal immunity, were some sort of low point, he's now siding with tobacco firms Fumer du cannabis avec sa cigarette lectronique, c'est possible ladepeche.fr