Determine if 1 of the glazing is cracked, broken or has lost its stamp.
Keep the area around your fireplace clear of potential fire hazards and make sure to look at the expiration date on your fire extinguisher just for fear that.

Studies been recently done display that new habits can be formed within 21 days.

You do need to have carbon dioxide gas leak detectors placed in the house so that you are forewarned any sort of such incidences.