Smoke detector radiation source

Smoke detector radiation source

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Credit: MARTIN BOND/SCIENCE PHOTO LIBRARY

Caption: Smoke detector radiation source. Close-up of the internal componenets of a smoke detector, showing a chamber containing a sample of the radioactive isotope Americium 241. Any smoke entering the chamber is ionised by the radiation and conducts a current, setting off the smoke alarm.

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Keywords: am 241, am-241, americium 241, close-up, component, components, detail, device, electronic, electronics, equipment, in smoke alarm, inside, interior, internal, non-integrated, physical, physics, radiation, radiation source, radioactive, smoke alarm, smoke detector, technological, technology, technology equipment, use in smoke alarm, view

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