Everything God created has specific properties. We can use these to distinguish fool’s gold (iron pyrite) from real gold.
WARNING: Fire! Without thousands of controlled explosions, you wouldn’t be able to drive to the grocery store to get food for your family. Let’s learn about how we control combustion reactions.
The inks we use in our everyday lives have some secrets. We will uncover them with these techniques you can use at home.
Whether you realize it or not, the gases above you are pushing down on you wherever you go. While the gases around us don’t seem very strong, we will learn just how powerful they are.
