Chemistry
ClassesChemistry is the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions. It is not an isolated discipline, and it merges into physics and biology.
Understanding chemistry helps you to understand the world around you. Everything you can touch or taste or smell is a chemical. When you study chemistry, you come to understand a bit about how things work. If you know some chemistry, you can make educated choices about everyday products that you use.