chemicals

https://www.cnn.com/2023/07/05/health/pfas-nearly-half-us-tap-water-wellness/index.html#:~:text=Follow%20CNN%20Underscored-,Nearly%20half%20of%20the%20tap%20water%20in%20the%20US%20is,forever%20chemicals%2C'%20government%20study%20finds&text=Almost%20half%20of%20the%20tap,from%20the%20US%20Geolog...