Gloucester County will hold its Residential Household Harmful Waste Collection Day this Saturday from 9 a.m. to 3 p.m. at the Hayes Convenience Center on Guinea Road. Residents can safely dispose of automobile fluids and batteries, paints and thinners, pesticides and pool chemicals, propane tanks, fire extinguishers, toxic cleaners, mercury, electronics, and other hazardous household items. The semiannual event is sponsored by Waste Management and Gloucester Clean Community. For details, call 804-693-5370 or email cleancommunity@gloucesterva.info