Prevent kitchen fires

Is the underlined word a verb or a noun?

1. 

Stay in the kitchen while cooking.

2. 

Avoid distractions like television and electronics.

3. 

Use oven mitts when touching hot pans.

4. 

Do not wear loose clothing.

5. 

Keep a metal lid close by.

6. 

If a grease fire starts, put the lid on the pan.

7. 

Turn off the heat and let the pan cool.

8. 

Keep baking soda close by.

9. 

You can use it to put out a small fire.