Does anyone wants to expose how they make pasteurised milk and choco milk?

[Antonlord7]

Does anyone wants to now this us a real story from my grandpa he was working there almost 45 years from 60s to 2000s.
I'm asking because if has been answered many times doesn't worth to share it now maybe in the future.
Let me now if you want

 

[MoggedSubhuman]

pasteurised milk and chico?​

.org slip

 

[Antonlord7]

.org slip

I wanted to right choco milk my bad .org didn't accept it