smoke alarm detector

Inside an ionising smoke alarm. The sealed detector cell contains a radioactive source, emissions from which are 'mopped up' by any smoke particles entering the chamber, the fall in detected emissions triggers the alarm

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Image Description

Inside an ionising smoke alarm. The sealed detector cell contains a radioactive source, emissions from which are 'mopped up' by any smoke particles entering the chamber, the fall in detected emissions triggers the alarm

Keywords: radioactive domestic radiation warning ionising led detection safety warning early warning protection metal electronics
Resolution:: 3500 x 2329
File size:: 1157 kB

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