Subject: Why does a smoke detector have radioactive material inside it?
Date: Sun Nov 12 02:40:19 2000
Posted by Jaimie
Grade level: 7-9
School: Wallington County Grammar School
City: Surrey State/Province: No state entered.
Area of science: Physics
If you take off a lid to a smoke detector there is a small mtal container
with a "danger, Radioactive" sign on it. Why is this, and is it dangerous to
Re: Why does a smoke detector have radioactive material inside it?
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