this post was submitted on 08 May 2024
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I seem to remember some of the biodegradable plastics being chill and some of them just decomposing into like micro plastics way faster which doesn't matter at all and sucks, somebody reading this get me a source on that it's 12:16 and I'm tired
I'm not sure about the chill ones, but most of them just put starch in the polymer chain at various intervals. Bacteria break down the starch, which visibly breaks down the plastic, however it leaves behind tiny polymer chunks - microplastics.
I imagine a good biodegradable plastic is quite expensive, probably more so than other green alternatives.