While acid rain caused by sulfur dioxide is an environmental threat of the past (at least, for now), a new kind of acid is proliferating in rain water—as well as groundwater, ice cores, and even human ...

Development of a Facile Technique to Detect Zinc in Solutions. Journal of Materials Science and Chemical Engineering, 13, ...

The costs of fossil fuel dependence are everywhere in Philadelphia. What once powered prosperity now poisons the people left behind.