The City of Mansfield is hosting a free cooking oil drop-off from 10 a.m.-1 p.m. Dec. 7 at City Hall, 1200 E. Broad St., for Mansfield residents. Residents will need to bring a driver license or utility bill as proof of residency. Please enter the City Hall driveway from East Broad Street. between City Hall and the Sub-Courthouse.Deep-frying turkeys have risen in popularity over the years. It’s a relatively easy way to cook a turkey during the hustle and bustle of preparing holiday feasts. What many residents don’t know about frying a turkey is how to get rid of all that cooking oil.By taking advantage of this free service, residents are able to dispose of used cooking oil and grease responsibly. The collected oil is turned into biodiesel, a useful alternative fuel.This valuable service keeps harmful grease and oil out of the sewer system. When cooking oil and grease is poured down a sink, pipes can become corroded and blocked, even if poured down the sink using hot water and soap. When a sewer system is blocked, sewage can overflow into streets and storm drains and is a costly cleanup process.The city also offers residents the opportunity to dispose of their used cooking oil and grease for free year-round. Call Arianne Shipley at (817) 477-2248 to schedule a drop-off date and time between 8 a.m. and 5 p.m. any day that City Hall is open. Details for where to bring your used cooking oil or grease will be provided during the call.If you have questions, contact Arianne Shipley, Education Specialist of the Water Utility Department, at (817) 477-2278 or email@example.com.