<span>Biological contamination is when bacteria or toxins contaminate food and is a common cause of food poisoning and food spoilage. Food poisoning can happen when harmful bacteria, also called pathogens, spread to food, and are consumed. Bacteria are small microorganisms that split and multiply very quickly. hope it works.</span>
Only your fingertips should touch the ball when setting in volleyball. It is a light push of the ball into the air. Too much hand will cause the ball to spin.
