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Waste vegetable oil collection box sign.
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One supermarket in Date, Hokkaido which has a waste vegetable oil collection box.
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Near the entrance of the supermarket is the waste vegetable oil collection box.
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Waste vegetable oil collection box with a few plastic bottles of waste oil left by customers.
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A worker from Date Cosmos 21 comes to collect the waste oil.
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Other waste oil containers.
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This small building next to the Date Cosmos 21 Center is a waste oil conversion plant.
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Waste oil tanks, each holding 1000 liters. The waste oil is first filtered.
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The waste oil is fed to the conversion plant.
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Through a chemical process, the waste oil is converted to biodiesel fuel.
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Glycerine is removed from the waste oil.
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The biodiesel fuel goes into this barrel.
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The plant's control panel.
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Bottles showing the waste oil conversion process from left to right.
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Biodiesel fuel tank connected to a gas pump.
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Filling up the gas tank with biodiesel fuel.
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The non-toxic auto exhaust smells like tempura.
     
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