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Editor’s Note: This story originally appeared on The Penny Hoarder. When saving money also helps save the planet, it’s a win-win. The centuries-old saying, “Waste not, want not,” has long advised us that if we don’t waste products, we end up wanting for less. But now we know the less we waste, the less trash ends up in landfills after one use, or seeps into our oceans and soil.
