this post was submitted on 21 Sep 2023
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[–] [email protected] 43 points 1 year ago* (last edited 1 year ago) (9 children)

The dried grounds were sifted with a standard kitchen strainer to remove large clumps and then mixed with xanthan gum and carboxymethyl cellulose powders, which serve a similar purpose to binders, stabilizers, and thickeners.

Yeah, so don't throw out those used coffee grounds, just mix them with the carboxymethyl cellulose powder you probably have in the cupboard, and the leftover xantham gum you have laying around.

Then make a custom syringe feeder for your 3d printer.

[–] [email protected] 15 points 1 year ago (7 children)

Both of those ingredients are cheap, and Xantham Gum in particular is used in gluten free baking recipes a lot.

[–] [email protected] 7 points 1 year ago (5 children)

its a thickener in sauces too, very handy and all natural despite the scary name

[–] [email protected] 4 points 1 year ago (1 children)

It being natural doesn't mean anything, though. Plenty of naturally dangerous things out there...

[–] [email protected] 5 points 1 year ago* (last edited 1 year ago) (1 children)

this is not one of them. Xanthan gum is a food additive created by a sugar that’s fermented by a bacteria. It’s a soluble fiber and commonly used to thicken or stabilize foods.

[–] [email protected] 3 points 1 year ago (1 children)

I don't doubt it, I just have a problem with the reasoning that something is "natural" and therefore good. It's a common misconception that charlatans use to prey on people.

[–] [email protected] 1 points 1 year ago

the inverse is true as well so its kinda moot

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