Spotted gar was found to be a cancer risk with high concentrations of heavy metals and organic compounds.
Such effects often result in abnormally high concentrations of compounds including sulfur, phosphorus, nitrogen, and heavy metals.
They can also be used to detect, identify and measure the concentrations of such compounds.
The olm is capable of sensing very low concentrations of organic compounds in the water.
The concentration of less volatile compounds such as ammonia, water and hydrogen sulfide in the deep atmosphere is poorly known.
PET allows the concentration of positron-labeled compounds to be determined quantitatively in space and time within the living body.
"There do seem to be concentrations of similar compounds on several of the larger fragments near Beta's original position."
Smoke from oxygen-deprived fires contains a significant concentration of compounds that are flammable.
He added that heavy concentrations of organic compounds like microorganisms and plankton were being found with the oil.
Today water is used to help balance extremely ripe grapes that would have a concentration of sugars and phenolic compounds.