How can science help reduce human contributions to global warming?

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.