How many NC State engineering students does it take to replace an inefficient light bulb with an energy-efficient one?
Five: Three to design a nuclear-powered light bulb that never needs changing, one to install it, and one to write the computer program that controls the wall switch.
Energy Efficiency Tip
Want to beat the heat? Run appliances like dish washers and dryers late in the evening. Use cold water to wash clothes, and remember to unplug electric chargers, televisions and any appliances when you are not using them.