Acid rain cannot burn your skin and doesn't usually taste any different from normal rain.

Acid rain has the same (approximate) pH as vinegar.

Acid rain can dissolve limestone and marble through direct contact.

Acid rain has a pH of 4.3 while pure water is precisely balanced at 7.

Rain is not the only type of precipitation that can be called acid rain. Snow, fog, and even soot can contain the same desecrating toxins as acid rain.