Worth noting that casein is a very very old technology - people have known how to use it (well, milk) to make a type of glue for thousands of years.

▲ kbelder 4 hours ago | parent [-]

  1) Heat 1 cup milk, not to boiling.
  2) Add 4 tablespoons vinegar.  Stir for a few minutes.
  3) Strain out curds.  Squeeze to remove as much liquid as possible.
  4) Form into a shape or press into a mold, let dry.

It's in that small category of objects that seems like plastic, but are still edible. Tastes bad, though.

	▲	washadjeffmad 2 hours ago \| parent \| next [-]
		There was a variation of this in a midcentury science book for a children that I'd check out from the library as a kid. It was used to demonstrate how to make your own 'plastic' action figures.
	▲	wao0uuno 2 hours ago \| parent \| prev [-]
		That's literally a recipe for paneer cheese. Tastes awesome fried and mixed into many Indian dishes.