The offered Sputum Mug is used to collect the results of violent coughing, which was often a symptom of disease. The Sputum is a mixture of saliva and mucus that you cough up from your respiratory tract. It is widely used in hospitals and nursing homes for different purposes. This is specially used for sputum collection for laboratory investigation. The offered mugs are provided with lids. The offered SPUTUM MUG is very effective and safe for use.