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Is there any modifier which can be added to PLA to make it not brittle, and good for some heavier-duty outdoor food-grade use?

The criteria is that adding the modifier still keeps the material biodegradable.

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  • $\begingroup$ I think that still wouldn't make it strong enough. $\endgroup$ – O0123 Oct 17 '20 at 16:02
  • $\begingroup$ It does not need to be 3d printed, could be a variety of other molding techniques. $\endgroup$ – O0123 Oct 17 '20 at 17:43

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