contaminants

None were found, indicating that the organic chemicals initially discovered were Earthly contaminants rather than indigenous to Ryugu.

Then I worked for a year after college as a junior lab assistant at a company that was testing for soil contaminants at the site of a future shopping mall.

J&J has been accused of knowing decades ago that its baby powder could contain contaminants of asbestos.

"The wastewater treatment plants are just taking the contaminants from one media and putting it into another," Scott said.

That’s because these products that include the recycled e-waste don’t disclose a detailed list of all the ingredients and contaminants in the product.