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  2. Automotive oil recycling - Wikipedia

    en.wikipedia.org/wiki/Automotive_oil_recycling

    Automotive oil recycling involves the recycling of used oils and the creation of new products from the recycled oils, and includes the recycling of motor oil and hydraulic oil. Oil recycling also benefits the environment: [1] increased opportunities for consumers to recycle oil lessens the likelihood of used oil being dumped on lands and in ...

  3. Hazardous waste - Wikipedia

    en.wikipedia.org/wiki/Hazardous_waste

    "In terms of hazardous waste, a landfill is defined as a disposal facility or part of a facility where hazardous waste is placed or on land and which is not a pile, a land treatment facility, a surface impoundment, an underground injection well, a salt dome formation, a salt bed formation, an underground mine, a cave, or a corrective action ...

  4. Tetrahydrofuran - Wikipedia

    en.wikipedia.org/wiki/Tetrahydrofuran

    Tetrahydrofuran (THF), or oxolane, is an organic compound with the formula (CH 2) 4 O. The compound is classified as heterocyclic compound, specifically a cyclic ether. It is a colorless, water-miscible organic liquid with low viscosity. It is mainly used as a precursor to polymers. [8] Being polar and having a wide liquid range, THF is a ...

  5. How to Dispose of Cooking Oil and Grease Safely - AOL

    www.aol.com/dispose-cooking-oil-grease-safely...

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  6. How to Dispose of Cooking Oil and Grease the Right Way - AOL

    www.aol.com/dispose-cooking-oil-grease-way...

    The post How to Dispose of Cooking Oil and Grease the Right Way appeared first on Taste of Home. Learn how to safely dispose of your used cooking oil for a cleaner, safer kitchen.

  7. Waste oil - Wikipedia

    en.wikipedia.org/wiki/Waste_oil

    The U.S. EPA defines the term "used oil" as any petroleum or synthetic oil that has been used, and as a result of such use is contaminated by physical or chemical properties. [2] "Used oil" is a precise regulatory term. "Waste oil" is a more generic term for oil that has been contaminated with substances that may or may not be hazardous. [1]

  8. This Is How to Tell When Your Olive Oil Is Bad

    www.aol.com/tell-olive-oil-bad-201500454.html

    The scent of bad olive oil is distinct, so you should be able to tell just by giving your olive oil a quick sniff to see if it has gone bad. If your oil has a rancid smell, it is time to toss it.

  9. Odor detection threshold - Wikipedia

    en.wikipedia.org/wiki/Odor_detection_threshold

    The odor detection threshold is the lowest concentration of a certain odor compound that is perceivable by the human sense of smell. The threshold of a chemical compound is determined in part by its shape, polarity, partial charges, and molecular mass. The olfactory mechanisms responsible for a compound's different detection threshold is not ...