You can dispose of most household junk, renovation debris, roofing material, and yard waste. Not accepted: Food or pet waste, diapers Dirt, grass, liquids, or paint cans (full or empty) Propane tanks, gas cans, car batteries Hazardous or flammable materials Needles or explosives Appliances containing Freon (fridges, freezers, coolers, AC units, humidifiers) Some bulky items such as mattresses, couches, or recliners may incur additional disposal charges.