I've seen this video and looked at the stuff on Amazon. Looks like an amazingly versatile bit of gloop for anyone that needs to bodge things from time to time. A bag of it is pretty cheap on Amazon as well. There are a few different brands, and some that come with pigments as well.
Moderator, Treatment Free Beekeepers group on Facebook.
Acetylsalicylic acid is aspirin. This could be handy too:
2019 PDC for Scientists, Engineers, Educators and experienced Permies