The city of Billings Solid Waste Division is sponsoring a one-day, FREE household hazardous waste collection event for residents of Yellowstone, Treasure, Carbon, Stillwater and Mussellshell counties. Items accepted include lawn chemicals, poison, paints, fuels, medications, ammunition, fluorescent tubes and bulbs, used oil and antifreeze and batteries. Items NOT accepted include medical waste, electronics, asbestos and explosives. For more information, call 247.8633.