it depends if you mean purpose made weapon or... a pencil but i would say knife if you would go for the former
Food
Nuclear bombs
The most popular article of clothing in the world is the T-shirt. Almost everyone wears T-shirts in one form or another. The second most popular article of clothing are denim jeans.
Roger Federer
Brown is the most popular eye color in the world. Brown eyes are a dominant trait.
We are fortunate enough to have several fantastic conservancies in our world. The most popular conservancy is named "The Nature Conservancy", whose goal is to conserve and protect over 100 million acres of land.
the tank
Big guns (i.e. artillery, not hand weapons).
a nuke
The most common method was with artillery.It is NOT a biological weapon, it is a chemical weapon.
Avatar is the most popular film in the world
There can be no doubt that the most deadliest weapon of world war 2 was the nuclear bombs that dropped on Hiroshima.
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.
His most popular weapon is probably the staff of darkness. I'm sorry, but I know very little about this weapon. I hope I answered your question! -
a hammer like their all mighty god thor :D
Mustard Gas
Yes.
Depends on your definition of "accurate"