contaminants

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Two toxic air contaminants present in California’s ambient air, acrolein and ethylene oxide, appear to be much stronger carcinogens than previously known, California environmental health officials announced Thursday.

From Los Angeles Times • May 14, 2026

And more than 70 had faced formal enforcement action in the past five years by the EPA for violations such as emitting contaminants above regulatory limits and failing to properly track facilities’ pollution.

From Salon • May 10, 2026

The FDA said that most samples that were tested—which included powdered, liquid concentrate, and ready-to-feed formula products—showed undetectable or very low levels of contaminants.

From The Wall Street Journal • Apr. 29, 2026

"Urine does naturally contain all of the nutrients that plants need such as nitrogen, phosphorus and potassium, but it also contains a variety of contaminants," explained Olivia Wilson, NPK Recovery's research and development scientist.

From BBC • Apr. 2, 2026

The group encouraged researchers to use protective measures, like working under hoods with suction that pulled air and potential contaminants into a filtration system.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot