Analogies comparing Radioactive Contamination to Radiation?

Question

Other that these two:

Hot Coals / Heat
$#!^ / Stink

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Points for creativity.
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Answer 1

Boors / rhetoric

Answer 2

Radioactive contamination is when some thing is affected by Radiation unnaturally. Like a nuclear bomb exploding. The radiation is not the actual contamination it is the fallout, which is a mixture particles and debris. The radiation is absorb into the material and then your body breaths it in and then you are contaminated. As in radiation its self is not harmful because it just goes straight through you but again when it is ingested it is then harmful.

Answer 3

Here is a simple explanation of basic terms:
http://www.bt.cdc.gov/radiation/pdf/contamination.pdf
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