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todayilearned

odor

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todayilearned

Jul 07, 2020

TIL that metal (eg. coins, nails...) has no smell at all. The distinct smell we associate with metals is just the metal reacting with oils and other dirt on our hands. If you wash a coin thoroughly and smell it without ever touching it, it won't have any smell at all.

1-octen-3-ol 1-octen-3-one blood cant smell metal chemistry mercury metal metallic mushroom nile nilered odor red science smell

todayilearned

Sep 09, 2019

TIL Dishwashers have filters and they should be cleaned monthly.

blades dishwasher filter funky smell manual-clean dishwasher filter mesh noise odor self-cleaning dishwasher filter

todayilearned

Jun 14, 2019

TIL People with sensitive noses are capable of smelling when it's about to rain due to atmospheric chemicals reacting and creating ozone, which has a pungent, sweet smell.

odor olfaction storm

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