Ionization smoke alarms which are the less expensive to manufacture do
contain a small radioactive source (1 microcurie of Americium). The
level of radio activity is said by the National Radiation Laboratory of
NZ to be less than a clay brick. For environment sensitive people the
alternative is to install Photoelectric Carbon Monoxide (CO) detectors
I have been told smoke alarms are radioactive?
Article Details
Last Updated
14th o March, 2008
