"Most women carry a wallet, phone and lipstick in their handbags. Rebecca Harrell carries a glass beaker containing a green-colored liquid. “It’s algae,” she says, explaining that she and her fiancé Josh Tickell use it to fill the gas tank of their modified Prius, which gets 150 miles to the gallon via an extended battery pack they charge nightly."
- By Gerri Miller, Mother Nature Network
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