?? English instruction:
Move your fingers over the surface of the globe slowly.
Touch the globe with the flourescent tube.
- What happens, when you touch the globe with a finger or with your whole hand? What does your hand feel like afterwards?
- Hold one end of the flourescent tube to the globe. What happens when you hold the tube around the middle?
- Place a coin on the globe and hold your finger, or a second coin, close to it. What do you see? What can you smell?
The Gas Discharge Lamp was invented by Nikola Tesla (1856-1943) in the early 20th century.