How to protect food from contamination?

We have to follow some steps to protect food from contamination:

1. Keep food covered whenever possible.
2. Only handle food using tongs plates and trays.
3. Separate raw from high risk foods at all times.
4. Prevent insects animals birds entering food room or touching food.
5. Store food in tightly lidded rodent proof containers.
6. Maintain the highest standards of personal hygiene all the times.
7. Remove until or waste food promptly and keep apart from high risk food.
8. Keep food and equipment off the floor.
9. Ensure that Liquid from thawed frozen meat poultry does not come into contact with high risk food or food surfaces.
10. Use correct cleaning and disinfected procedures .
11. Don't use unsuitable defective or dirty equipment, dirty wiping cloths.