Dental offices that house and operate standard radiography equipment must process the X-ray films using photochemical-fixer, developer, and equipment cleaner. Each of these chemical solutions is unique and requires special handling and disposal procedures. There are a number of hazardous dental wastes that, when disposed of improperly, could cause harm to the environment. Examples include chemical solutions, lead foil film backing, mercury, scrap dental amalgam, fluorescent tubes, and batteries. Read more . . .