The CFLs and LEDs have higher resource depletion and toxicity potentials than the incandescent bulb due primarily to their high aluminum, copper, gold, lead, silver, and zinc. Comparing the bulbs on ...

The U.S. Department of Energy is banning the sale of energy inefficient light bulbs beginning Aug. 1, 2023. Given that incandescent and halogen light bulbs are far less energy efficient than LED ...

Use your breath to create a visible change in an electric circuit. The exposed filament from a 100-watt incandescent light bulb is wired in series with a flashlight bulb and a 9-volt battery. Blow on ...