1001 Space Earth Nature History Human World Science and Technology Chemistry Materials Force and Energy Heat and Light Electricity and Magnetism Industry Machines Electronics and Computers Cars and Trucks Railways Ships Aircraft Fishing and Agriculture Undersea Exploration

Chemistry Are tyres made from natural rubber? What are acids used for? What is a polymer? What is inside a fire extinguisher? Which is the most common element? How many elements are there? How do detergents work? How does film processing work? How big is an atom? What is a molecule? What is the difference between a mixture and a compound? Where do dyes come from? How does salt dissolve in water?   Previous: Back to Chemistry Book: 1001 Section: Science and Technology Chapter: Chemistry