Oil is everywhere. Whether you're filling up your car, sketching with some crayons, or wearing pantyhose (their nylon is a petroleum-derived thermoplastic), you're using it. Our society relies on it fundamentally.
Without it, we'd probably still be trying to keep warm with mammoth fur. Well, maybe things wouldn't be that bad, but just to make sure, let's oil up our thinking muscles and share some fuel for thought.
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