According to Cathy, today is National Battery Day. I didn’t know there was such a day! I searched online to find out what it is about. What I found that, according to the National Day Calendar, it is a day “to appreciate the convenience batteries provide to our everyday lives.” It is a great day to check your fire alarm batteries to see if they are working as well as your emergency supplies like battery-powered radios and flashlights. I know my smoke alarm works, I accidentally set it off some months ago when I used powerful chemicals to kill a bug on the ceiling. I wasn’t harmed (the chemical spray is used to paralyze cockroaches) but I was scared when this sound came on: