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What smell do you love that you’re not supposed to love? (discuss.tchncs.de)

submitted 2 months ago by [email protected] to c/[email protected]

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[–] [email protected] 2 points 2 months ago (1 children)

Wow, cool! I had never thought about it, but it certainly makes sense you'd need blood in those dishes to get certain things to grow.

[–] [email protected] 3 points 2 months ago

There are a ton of them, though I've only seen about a half dozen of these. Wikipedia has a nice list of what they are and what they're used for.

There are even contests for agar art.

"The Battle of Winter and Spring," ASM's 2018 Agar Art Contest first-place winner, by Ana Tsitsishvili, Undergraduate Student, Agricultural University of Georgia, Tbilisi, Georgia.

ELI5 video how it's made