In 1987, the world swapped ozone-destroying CFCs for safer refrigerants; nearly 40 years later, scientists found the switch had been quietly raining a forever chemical across the planet

New study reveals the alarming impact of CFC replacements on the environment, producing a persistent 'forever chemical' called trifluoroacetic acid (TFA) that contaminates water and human blood.

Raccontata daeconomictimes.indiatimes.com