Abattoirs and meat packing plants; killing, dressing and packing cattle, hogs, sheep, lambs, horses, poultry, rabbits and small game for meat. Included are processing and packing activities such as curing, smoking, salting, pickling, packing in air-tight containers and quick-freezing. The manufacture of sausage casing, meat soups, meat puddings and pies, and the rendering and refining of lard and other edible animal fats are also included.