23 Apr,
2024
1076
a retro cellphone.. remember when these things didn't have touchscreens?…
23 Mar,
2024
1074
fontsaddict.com
A mixed-reactant direct methanol redox fuel cell where all reactants (anolyte and catholyte mixed) are supplied to ..…
4 Apr,
2024
1064
An engineered fuel cell electrode design where reactants must flow through a porous interface (white).…
25 Apr,
2024
1062
This is a detonator box. when the handle is pushed down, a dynamo will generate a spark that was used to ignite e.g..…