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This is what the oil in Linda's car looked like, before I changed it:
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if it weren't a thin layer viewed under a microscope.)
Dennis Hinks © 2004
Linda has not been changing her car's oil on a regular basis.
This is what normal motor oil looks like, under a microscope. Yes, this is a genuine photograph of oil. Remember, it's a thin layer that we're looking at, so it much looks much lighter than when we are pouring it from the bottle:
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This is what the oil in Linda's car looked like, before I changed it:
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Dennis Hinks © 2004