Fill the tub
When the power grid goes down, your city water supply may soon follow, says Tompkin Lee, The Family Handyman field editor. So fill up buckets and bottles with water. Fill the bathtub, too. But most drains are not all that tight, and in a few hours all that precious water may be gone. To prevent that, seal the drain with duct tape before you fill the tub. Try these home improvement projects that will double the value of your home.
Turn your car into a generator
A power inverter, which turns DC current from your car into AC current for electric gadgets, is the next best thing to a generator when it comes to surviving a blackout. Small units can recharge your computer or phone. Larger ones can power a fridge or power tools.