What are some special effects you can make with dry ice?

You can put a small block of dry ice in water with food coloring and it makes colorful fog. Great for a Halloween party decoration!

dry ice is known for its fog effects

Explanation:

The sudden drop in temperature causes water vapor in the air to condense into tiny droplets, forming fog. Only a small amount of fog is visible in the air around a piece of dry ice. However, if you drop dry ice in water, especially hot water, the effect is magnified.