Harnessing the immense power of nuclear fusion has long been a scientific challenge. While traditional fusion reactors use ...

Description: Float switches are used to trip high/low level alarms, engage relays, control or start/stop pumps, open/close valves etc. They are a simple, inexpensive way to provide independent or ...

I love magnets, don't you?Yeah, for sure. They're so cool.If you look at it like this, because of how they're floating,it looks almost like a magic trick. Yeah, it's like levitation for real.Yeah!