1.   When no vapors are present, he simply wears the hard hat.

2.   Dressler performs another test to determine how much mercury vapor is in the mouth.

3.   Experts concluded that the vapors were mythical, like much else about the site.

4.   In current use, vapors is a word used jocularly, not in allusion to depression but often to suggest mild hysteria or unmanly weepiness.

5.   It also tested what vapors are likely to come out of the solution.

6.   Vapor is a variation of blue, and I guess I can see that.

7.   Russian space officials insisted the leak was too small to affect cabin temperature and said the vapors were harmless.

8.   Sarin evaporates, and the vapor is dangerous.

9.   Some investigations support the theory that overheated vapors were to blame.

10.   They said the leak was too small to affect cabin temperature and the vapors were harmless.