Why are cfls preferred over electric bulbs?

More Questions

• Why are electric bulbs filled with nitrogen and argon?
• Why is tungsten used in electric bulbs?
• Why is tungsten used as a filament in electric bulbs?
• Why tungsten filament is used in electric bulb?
• What is used to generate electricity in cfls?
• What is the difference between static electricity and electric current?
• Why is an electric fuse required in all electrical appliances?
• What is the source of electricity in an electric cell?
• What is electricity duty in electricity bill?
• How to calculate electricity duty in electricity bill?