This plot development is definitely driven more by the author's gripes with fracking than actual coherence or relevancy. Groundwater is contaminated, and it's the not-walt disney company's fault? Sure, ok.
"If you were to drink three glasses of it, it acts as a deadly poison"
Salted or no, either that's a bit of an exaggeration or she's got some serious fucking spirits in there.
Just in case it wasn't clear that the artist was drawing Michael Jackson the same way he was previously drawing tbe Japanese actor, they tbrow in a Thriller reference.