That’s stupid as fuck as they still use mercury wetted relays to this day in some places.
I get the whole screeching about hazmat aspect to it but a mercury bulb with embedded copper contacts will cycle reliably basically forever at earthly temperatures. They are very good at what they are.
alt Hacker News
I get the whole screeching about hazmat aspect to it but a mercury bulb with embedded copper contacts will cycle reliably basically forever at earthly temperatures. They are very good at what they are.