Which of the following does not describe a good practice for reducing the
risk of ingesting radioactive material?
Chew gum, and hold your marking pen in your mouth.
Wear protective clothing, such as a lab coat, when working with radioactive materials.
When working with radioiodine, wear two pairs of gloves, and frequently change the outer pair.
Remove your lab coat and leave it in the lab before you go to public areas.
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