Word: strontium
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Dates: during 2000-2009
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...energy, huge amounts of carbon dioxide are released into the environment. Furthermore, even during normal operation, power plants emit radioactive particles, including gases such as krypton, xenon, tritium, and argon, all of which can cause genetic diseases and gene mutations, not to mention iodine-131 (which causes thyroid cancer), strontium-90 (which causes leukemia and bone cancer), and cesium-137 (which causes muscle cancer). Then, of course, there is plutonium-239, which is so toxic that just one-millionth of a gram is carcinogenic. The United States has over 100 nuclear reactors, each of which produce about 200 kilograms...
There's more to tattooing than pinpricks. The first detailed analysis of tattoo inks, presented at the American Chemical Society meeting last week, found copper, iron, lead, lithium, chromium and strontium. Rub-ons, anyone...