Air, Air Everywhere! Lesson 2: Acid Rain

Middle school environmentalists record the pH of four different liquids, including two aerosol cleaning products. They liken the products to acid rain and speculate in writing which might affect the human respiratory system. Although this is a simple lesson, it is valuable in helping learners make connections between the products we use and the impacts on the environment and health. You will find complete background information and a lab sheet provided for your convenience.