What is this thing?

5501 readers

266 users here now

Let us help you identify that mysterious object you’ve found.

Currently in CHALLENGE mode: If you've got something obscure knocking about, post a picture, and let's see how we do. Please prefix such posts with "CHALLENGE:" so we know we've got a fighting chance.

founded 1 year ago

MODERATORS

[email protected]

Found this when snorkling in Greece about 17 years ago when i was just a kid. Always wondered what it was... Anyone an idea? Almost certainly made of metal and i think it is hollow on the inside. (lemmy.world)

submitted 8 hours ago by [email protected] to c/[email protected]

28 comments fedilink hide all child comments

you are viewing a single comment's thread
view the rest of the comments

[–] [email protected] 12 points 5 hours ago* (last edited 5 hours ago) (1 children)

From a quick search, it is used to control the flow of refrigerant based on its temperature. The tube deforms based on how hot or cold the refrigerant is, and there are contacts on the tube to switches that permit or resrrict coolant flow

In other words, it's a simple thermostat

[–] [email protected] 4 points 4 hours ago (1 children)

Wow, that’s pretty clever.

[–] [email protected] 5 points 4 hours ago

Physics, yo