Answer:
Gloves
Explanation:
It is unsanitary to touch other peoples food with your hands. 
 
        
                    
             
        
        
        
Inserting an IV, using an AED, performing CPR, and administrating medicine. I know it isn’t my fault your question wasn’t answered until know, but I still apologize for having you wait almost 3 weeks.
        
             
        
        
        
About 37.2  trillion cells are in your body