By Date
anti presure unbrekable shell
0 comments
laser vs earth
0 comments
blow the bridge
0 comments
rocket
0 comments
planetary anahilation
3 comments
napalm gun
3 comments
why polonium is dangerous
2 comments
thinest plasma thrower
2 comments
powder toy needs for physics
3 comments
explosive shaped charge
2 comments
best fuel
0 comments