contaminant

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.

She said researchers and government agencies have done a number of studies showing “that contaminant levels on aircraft are generally low and that health and safety standards are met.”

From The Wall Street Journal • Dec. 22, 2025

One contaminant of particular concern was benzene, a carcinogen found in plastic and treated construction wood as well as wildfire smoke — which can enter water systems when they lose pressure during a fire.

From Los Angeles Times • May 9, 2025

And many studies look at only one contaminant at a time, he said.

From Science Daily • Nov. 19, 2024

The bacteria Bacillus cereus was found to be the contaminant in the cause of all three deaths.

From BBC • Nov. 19, 2024

Almost as an aside, he pointed out one possibility that other researchers hadn’t considered: all transformed cells seemed to behave identically to HeLa, he wrote, which could mean that HeLa was the contaminant.

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