Watch frost form before your eyes as you learn about deposition – the process where water vapor transforms directly into ice crystals. You'll discover how salt affects freezing temperatures and see ...

For this experiment, make sure you wear your safety ... hours in here or in a little crystallising dish. Here are some salt crystals that we made earlier. Now, although copper sulfate is a salt ...

Although the salt dusted on the fish draws out the water and removes the smell, evenly dusting the entire fish is not easy. Thus, she came up with the idea of immersing the fish in salt water.