What these workers do Chemists find ways to make chemicals useful to us. They also try to improve things that people use daily, such as paint, medicine, and cosmetics.
Chemists also search for new chemicals in nature or they make up new ones.
They are helpful because they search for ways to save energy and reduce pollution. Their research on living things helps doctors, farmers, and food preparers do their jobs better. Chemicals are a part of all physical things around us. Many chemists do research and create new things. Some chemists watch what happens when they mix two or more chemicals together.