Mackenzie's Site (https://www.tobymackenzie.com/ideas/hand-wash-machine.txt) Hand washing machine ====== Horizontal hole that you stick your hands into. Three stages: clear, rinse, dry. - wash phase would be pressurized soap, water, and grit. - grit would be natural such as sand, poppy seeds, oat husks - heated internally - recycling of water and grit until it reaches a certain level of dirtiness - high pressure like massage shower - 15 seconds or whatever it takes until dirt stops coming off hands, via sensors - rub hands together - rinse stage would be high pressure water - dry stage would be high pressure warmed air