3 ms·
ionization smoke detectors and radium clock dials come to mind, neither of which are banned in the U.S., although you won't find any new radium dials.
by serf 3y ago
ionization smoke detectors and radium clock dials come to mind, neither of which are banned in the U.S., although you won't find any new radium dials.
- willcipriano 3y ago> ionization smoke detectors It would be unpatriotic to ban americium.
- pi-e-sigma 3y agoThey are not banned because it's very old tech from the times where the regulation was much more lax.
- dabluecaboose 3y agoCloser analogy would be tritium vials/dials, which are also beta emitters, and are also not banned in the US.