Kilder
https://agrocomplex.com.pl/blog/casein-glue/
Oppskrift https://www.kremer-pigmente.com/en/information/recipes/casein-wood-glue/
Forsøk https://edu.rsc.org/experiments/making-glue-from-milk/459.article
DIY https://www.acs.org/education/outreach/celebrating-chemistry-editions/2020-ncw/making-glue.html