In an autopsy on CSI, they put a chemical under their noses to mask or deal with bad odors. What is it?

CSI are sissies. If you ever smelled a corpse lying in the heat or in water for day, you would know why they mask the smell. I just rode the smell out as a medical examiner with only a mask.In an autopsy on CSI, they put a chemical under their noses to mask or deal with bad odors. What is it?
Camphor, as found in ';Vicks Vapor Rub';In an autopsy on CSI, they put a chemical under their noses to mask or deal with bad odors. What is it?
Menthol. Its strong smell overpowers the unpleasant smells which come with some autopsies.





I learned that in the novel ';Silence of the Lambs.';