VX Poison Gas
Used in the film "The Rock"
A paper clip is not the deadliest weapon in the world. In fact, the weapon that can do the most damaged when used by man is a flamethrower.
== ==
The Human Ingenuity.
nuke
There can be no doubt that the most deadliest weapon of world war 2 was the nuclear bombs that dropped on Hiroshima.
The most deadliest weapon today, as of September 2013, is going to be a matter of opinion. However, a nuclear weapon is probably the most deadliest of them all as it vaporizes everything in a certain radius and makes the area uninhabitable for years.
B2
HuMan mind
musket
Appenzeller (Stinky)
Chengiz Khan
in history, the deadliest army is the assyrian army and now i believe it is the usa