Introduction to Green Chemistry
STEM Explained
Green chemistry is a field that looks at the sustainability of products and processes designed by people.
Luke Humphries
Career Profiles
Director, Process Development
Evidence of Chemical Change
Backgrounders
Learn how to tell if a chemical reaction has taken place.
Chemical Reactions: Conditions & Speeds
Backgrounders
Learn about the special conditions that let some chemical reactions take place.
Catalytic Converters
STEM Explained
Learn about how catalytic converters make vehicle emissions less harmful.
What speeds up a chemical reaction?
Hands-on Activities
Learn about the role of yeast in this fun decomposition reaction.
What is an exothermic reaction?
Hands-on Activities
Things are heating up! Explore the temperature change that occurs in an exothermic reaction and the role of catalysts is this chemistry activity.
The Cold Pack: A Chilly Example of an Endothermic Reaction
STEM Explained
When you hurt your ankle, thermodynamics can help you heal! An endothermic reaction reduces the swelling by cooling your injury.
How is Ethanol Made?
Backgrounders
Ethanol is a biofuel that can power a car. Learn about the enzymes, catalysts and processes like fermentation involved in ethanol production.
The History and Uses of Hydrogen
STEM Explained
Hydrogen’s tendency towards combustion is what makes it both a dangerous chemical element and a useful energy source.