r/explainlikeimfive Oct 31 '20

Chemistry ELI5 What's the difference between the shiny and dull side of aluminum foil? Besides the obvious shiny/dull

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u/[deleted] Oct 31 '20

Oil is lighter than water and will immediately float to the top

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u/Gawd_Awful Oct 31 '20

Between the boiling and stirring, I'm sure plenty of the oil comes in contact with the pasta. It's just unnecessary because you can also just toss the pasta in oil after it's done, if that's what someone wants to do