LOS ANGELES—The South Coast Air Quality Management District issued violation notices to a flavoring company in City Terrace for causing smelly air and failure to properly permit equipment, it was announced Dec. 9. After South Coast received complaints of artificial sweet, burnt candy-type odors in the region, inspectors traced the smells to Mutual Flavors, a division of American Fruit and Flavors, the air agency said. The investigation found that the odors were caused by mixing and filling stations operated by the company to produce flavorings used in popular beverages. Violation notices were issued to Mutual Flavors for causing a public nuisance on days in November and December, in violation of the agency’s rules and the state Health and Safety Code, according to South Coast. South Coast said it also issued a separate notice of violation to the company on Nov. 17 after a previous facility inspection found that equipment at …