Keep your Christmas tree watered this year, because a dry one becomes a serious fire risk. This video from the National Fire Protection Association (NFPA) shows the difference between a watered vs. unwatered tree. The NFPA reports about 160 to 210 Christmas tree fires every year in the U.S., leading to multiple deaths, more than ten injuries, and over ten million dollars in damage. These fires may not be the most common, but when they happen, they escalate fast. A dry tree can be fully engulfed