#1 is unrelated to her claim. Just because a company with tens of thousands of workers does something bad doesn’t mean all claims are valid.
#2 is not unusual so not remarkable unless those inspections show something dangerous. I think this is more a misunderstanding of how superfund sites are frequently remediated and used.
All this seems like a shrug and reminds me of 10 hour YouTube videos where someone is hysterically ranting because someone neglected to say “bless you” once and the video hypothesizes a lot of imaginary backstory while showing clips of unrelated explosions (not saying “bless you” is rude, Nazis are bad, here’s a video of goosestepping Nazis).