By Date
aray gun
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coal boiler
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wheeeeeeeee
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submarine 543524534534534534523452
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criticality thingy
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a neut heater
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a photon heater
0 comments
how a bunker is made
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fission bomb 3434132432412343242142
0 comments
rocket thingy idk hope its good 4343124
0 comments
missile launch 34242434325345452454
0 comments