These tips have many practical consequences, parenthetically we add clarification.
• Maintain cleanliness. (Keeping siginifica not let dirt installed in corners or dangerous surfaces).
• Separate raw and cooked foods. (In the fridge is where the greatest conflicts occur. Below crude up cooked).
• Cook all food thoroughly. (And reheat well).
• Keep foods at the proper temperature. (The cold, cold. The hot, hot).
• Use safe water and raw ingredients. (If the source is suspect ... suspicious).