All the cities along the Mississippi River had been marked as contaminated to some extent.
2, 3) likes water contaminated by the visits of cattle or the drainings of manure.
[Lord Kelvin's formula (I) may be applied to find the surf acetension of a clean or contaminated liquid from observations upon the length of waves of known periodic time, travelling over the surface.
Galena (q.v.), the principal lead ore, has a world-wide distribution, and is always contaminated with silver sulphide, the proportion of noble metal varying from about o of or less to o 3%, and in rare cases coming up to 2 or i %.
Both the air and the water in their neighbourhood were contaminated thereby.