A way fires happen is that people leave burning object burning when there gone. A way to prevent fires is to dont keep candles burning unattended.
A smoke alarm is a device that makes a warning noise when it senses smoke. A fire extinuisher are a device that releases chemicals that smother flames.
A ecescape plan is always good to have one good one is choose the nerest exit from your home (window or door). Another good thing to remember is to not dump water on the grease fire or it will explode or burn you.