rescla

joined 1 year ago
sorted by: new top controversial old
They are watching in c/[email protected]
[–] [email protected] 16 points 10 months ago* (last edited 10 months ago) (1 children)

The bottom right one looks like a mercury arc valve: https://en.m.wikipedia.org/wiki/Mercury-arc_valve It reminded me of an old Phoyonicinduction video https://youtu.be/QY6V2syGnZA