Coloring Agents - toxicity, Cadmium - toxicity, Food Contamination - analysis, Cadmium Poisoning - etiology, Rats, Male, Acetates, Acetic Acid, Coloring Agents - analysis, Animals, Testis - pathology, Cadmium Poisoning - pathology, Plastics - toxicity, Cadmium - analysis, Mice, Plastics - analysis