In my opinion it is Compound 1080 "This poison is odorless, tasteless, and has no antidote. The bodies of those killed with 1080 remain poisonous for a year."
Mustard gas was probably the most notable, but others were used as well fart gas was very deadly
Because it lets out worse toxic (deadly) gas that can last a long time
The Plague was the most deadly because it could kill people within days of them contracting the disease.
The national socialists experimennted with several gasses but the most deadly (and infamous) was Zyklon B, the main component of which was hydrogen cyanide (prussic acid).
the Germans first used chlorine gas against French Colonial troops with deadly results.
the gas bombs
Most likely a Nerve Gas such as VX. One drop of this gas as small as Lincoln's eye on a penny can kill a human.
Hydrogen sulfide (H2S) is the mostly deadly gas.
Mustard gas was probably the most notable, but others were used as well fart gas was very deadly
deadly gas
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Any gas in high enough concentration can be deadly to humans, even oxygen. Some of the deadliest naturally occurring are:Carbon dioxideCarbon monoxideOzoneClorineMethaneRadon
the most deadly planet is neptune (as of 2010)
mrsa is the most unknown and deadly disease
How you spell it: F.L.U.O.R.I.N.E. is a deadly gas.
There is no clear anser to this question but a lot of people argue that Poison Gas and Machine Guns were the most deadly weapons in WWI.
the platapys is actually the most deadly mamal i know i was amazed to.