The colors are formed due to trace amounts of metal present as an impurity, such as chrome or iron.

The stratosphere is also home to trace amounts of carbon monoxide and hydrogen cyanide.

Painite has an orange-red to brownish-red color similar to topaz due to trace amounts of iron.

Exposure to trace amounts of peanuts can trigger a potentially life-threatening allergic reaction.

The color is usually considered as due to trace amounts of titanium, iron, or manganese, in the massive material.

Thousands of rural families in almost every state are exposed to trace amounts in their drinking water .

He remains immortal due to trace amounts of the formula in his body.

Coffee pulp has been found to contain a low to trace amounts of tannins.

This species contains zero to trace amounts of mescaline; pellotine is the principal alkaloid.

As with all marine aquarium fish, they are sensitive to even trace amounts of ammonia or nitrite in an aquarium.