Answer:
1.) water or baking soda
2. true
3. true
Step-by-step explanation:
1. water can help diminish the fire. but if there is greases or oil it will have to but put out with something like a powder or even better baking powder
2. if there is dirty floors then pests will eat the mess of food of it
3. if your working for specific jobs or if you like to eat at a desk then yes. because food an slip thought the cracks and be hiding from sight.