All common household or classroom materials can be saved or disposed of in the usual manner. Remind students to wash their hands after completing the activity. Read and follow all warnings on the label. Work with isopropyl alcohol in a well-ventilated room. Isopropyl alcohol is also irritating to eyes and skin, and may cause drowsiness or dizziness if inhaled. Keep away from heat, sparks, open flames, and hot surfaces. Isopropyl “rubbing” alcohol is a flammable liquid. Make sure you and your students wear properly fitting safety goggles. The activity sheet will serve as the Evaluate component of the 5-E lesson plan.
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