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From 12 June to 4 August 2019, police used 1000 tear gas canisters. Then, on the single day of 5 August, police fired more than 800 tear gas canisters in their operations throughout almost every district of the city. [22] In one instance, a tear gas canister was deployed indoors, in Kwai Fong station during a march, on
Law enforcement officials shy away from describing crowd-dispersing chemical tools as tear gas; it evokes police gassing citizens or the horrors of war. But giving those tools a more antiseptic ...
The compound 2-chlorobenzalmalononitrile (also called o-chlorobenzylidene malononitrile; chemical formula: C 10 H 5 ClN 2), a cyanocarbon, is the defining component of the lachrymatory agent commonly referred to as CS gas, a tear gas which is used as a riot control agent, and is banned for use in warfare due to the 1925 Geneva Protocol.
Tear gas in use in France 2007 Exploded tear gas canister in the air in Greece. Tear gas, also known as a lachrymatory agent or lachrymator (from Latin lacrima 'tear'), sometimes colloquially known as "mace" after the early commercial self-defense spray, is a chemical weapon that stimulates the nerves of the lacrimal gland in the eye to produce tears.
Law enforcement agencies use strategies such as tear gas because it is unlikely to kill someone compared to a gun, said Sid Heal, a retired commander with the Los Angeles Sheriff's Department.
Donald Trump and some of his supporters are claiming authorities did not use tear gas against people in a crackdown outside the White House this week.
Popular tear gases include the eye irritants ortho-chlorobenzylidene-malononitrile (CS gas), chloroacetophenone (CN gas), and dibenz (b,f)-1,4-oxazepine (CR gas). Among a long list of substances, these three have become of greater importance than the others because of their effectiveness and low risks when used.
A blast ball used by the Minneapolis Police Department during the George Floyd protests. A blast ball, also known as a tear gas ball, rubber ball grenade, sting ball grenade, or stinger grenade, is a ball-shaped, rubber coated, less-lethal grenade designed for law enforcement and riot control applications.