zxaaw

By Date

Ultimate pressure

zxaaw 2 comments

Space weapons

zxaaw 0 comments

wimpyplastic!

zxaaw 2 comments

Parabolic lens

zxaaw 0 comments

'Comet' SSTO

zxaaw 0 comments

Indestructible alloy

zxaaw 6 comments

...

zxaaw 3 comments

Inert gas rocket

zxaaw 0 comments

radioactive dirt

zxaaw 1 comments

Reverse Osmosis Water Purifier

zxaaw 0 comments

Tiny uranium reactor

zxaaw 0 comments

TRAPPIST system

zxaaw 0 comments