0m 18s

A water-filled plastic bottle can diffuse light. Use one together with a flash light and make a lantern to light your surroundings. [From "How to Craft Safety"]

Materials and equipment: Flashlight, PET bottle
How to craft:
1. Fill PET bottle with water.
2. Place PET bottle on top of flashlight.
Memo: The more grooves the bottle has, the farther the light will travel.