dousing them with a mixture of hydrogen peroxide, acetic acid, salt, and acrylic paint

Is there a civil engineer here who would know what degree of damage will this cause?

Does things like gmail, google maps and g calendar work? If not, are there workarounds?

Which mobile OS are you guys using? How well do they work? How do they compare to stock android?

I’m thinking about flashing /e/OS over Android.