#過百萬人受催淚彈所害
#發射催淚彈含氰化物
#TeargasCyanide
/In its stable, unexpired form, tear gas causes coughing and wheezing, skin irritation and rashes, and the tears that give it its name. The process of firing tear gas canisters produces small amounts of cyanide—“not so high as to be lethal,” says Karen Mak Ka-wai, a chemistry lecturer at the University of Hong Kong. /
https://www.bloomberg.com/…/up-to-88-of-hong-kong-populatio…
