There are millions of chemicals on Earth. Humans use them every day in various ways. Both natural and human-made chemicals can be hazardous to people and the planet if not handled correctly.
A chemical is a substance that has specific properties and may interact with other substances and change form. Chemicals can enter our bodies through our skin, food and drink, and the air we breathe. The degree of harmfulness depends on how we are exposed, the amount of the chemical we are exposed to, and the length of time that we are exposed.
In this section of the Web site, explore commonly used chemicals and consider swapping them for safer options to get the job done. You can lower your health risks by recognizing toxic chemicals in your home and school and learning ways to protect yourself. Find out what scientists and public health officials are doing to limit our exposure to harmful substances.
10+ Questions About Household Products
U.S. Environmental Protection Agency
Chemicals of Special Concern to Children's Health
Minnesota Department of Health