From: utzoo!dciem!mmt Newsgroups: net.med Title: Re: Radioactive jewelry. Article-I.D.: dciem.164 Posted: Sat Jan 29 16:50:39 1983 Received: Sat Jan 29 17:43:20 1983 References: mhtsa.281 Isn't it reasonable to assume that anything made from stones that come from the ground will be mildly radioactive? This includes jewellery, houses, roads etc. Shall we discard them all? Let's worry about radioactivity when it reaches dangerous levels (i.e. noticeably above the natural background at, say, Denver). Martin Taylor