How to make fog

Fog appears when the collision of cold air and warm the earth. As a result of this collision, the water evaporating upon contact with the warm ground again rises in the cold air, slows down and condenseries. Remember this simple scheme, if you want to make fog at home.

You will need

• Empty 2-liter bottle
• Hot water
• A few drops of alcohol
• Ice cubes
• Pipette

Instruction

1. To make fog in the first one-third fill a 2-liter bottle of very hot water.
2. Put a few drops of alcohol into the bottle with the pipette.
3. Take an ice cube and hold it over the neck of the bottle. Here is the fog.