Directions. Inside the box below are salon wastes. Classify each according to biodegradable, non-biodegradable and hazardous. paper towels cleaning acids aerosols plastic wrap paper hair wastes soiled paraffin wax containers cut nails cellophane plastic bottles Biodegradable wastes 1. 2 3. 4. Non-biodegradable wastes 1. 2. 3. 4 Hazardous wastes 1. 2 3. 4.​