High levels of 'forever chemical' found in endangered orcas in Canada

Southern resident killer whales off British Columbia show alarming levels of 4NP chemical used in toilet paper, study findsCanadian researchers have discovered high levels of a "forever chemical", used in making toilet paper, in the bodies of endangered killer whales, sparking fears the toxic substance could further harm them.Researchers in British Columbia announced they had discovered the chemical 4-nonylphenol, or 4NP, in the 12 killer whales they studied. 4NP is often used in pulp and paper processing but is also found in soap, detergents and textile processing. Continue reading...