Equipment Used: School buses, emergency equipment (triangle reflectors, fire extinguisher, bodily fluids kit, etc.), two-way radio, wheelchair lift, securements, fuel pump, cleaning equipment (sanitizer, rag, towel, broom, mop, etc.). Frequent exposure to extreme temperatures (both hot and cold), vehicle fumes, dampness and humidity, toxic chemicals, environmental allergens, exhaust fumes, gasoline, diesel fuel, noise, and dust.