A hydrogen peroxide/baking soda mixture does not involve or produce acid.

I was a high school chemistry teacher for 5 years, and I agree. I can sort of understand forgetting you left your phone on the desk unattended, but what I can not understand is why the fuck wasn’t her phone locked?

What is happening to her is horrible. But honestly tho, how in holy hell are you a high school teacher and your phone isn’t locked?