Some areas use large amounts of commercial products or may use chemicals that are mixtures that need to be inventoried. These items may not have a CAS# or they may have more than one CAS# associated ...

an element contains just one type of atom a compound contains two or more types of atom joined together a mixture contains two or more different substances that are not joined together the ...

QMedic compiled a list of chemicals in food, water, and consumer goods, their health risks, and how to avoid them, using CDC ...

Various types of chemicals can be harmful to your body through immediate or prolonged exposure, including common items in your home, school, or workplace. You might encounter a variety of chemical ...

These describe how a substance looks and behaves. There are two types of properties: physical and chemical. Watch this video about how physical and chemical properties affect which materials we ...