By Date
Semi-Auto Bcol Pistol
powderyperson127 0 comments
Extremely heat resistant material
powderyperson127 1 comments
Vacuum Cooling
powderyperson127 0 comments
Chernobyl
powderyperson127 3 comments
Battlefield
powderyperson127 0 comments
3 stage nuclear missile
powderyperson127 0 comments
Halo 4 Railgun
powderyperson127 2 comments
Timeable firework launcher
powderyperson127 0 comments
Tesla Wardenclyffe Tower
powderyperson127 1 comments
Prism
powderyperson127 0 comments
Light separator
powderyperson127 0 comments
Compressing Deut with Electrons
powderyperson127 1 comments