Flame retardants prove ineffective on fresh-cut Christmas trees

This Christmas season, think twice about spending money on a commercial flame retardant for your Christmas tree. The good, old-fashioned method—keeping your tree in a container of fresh water—is probably all you need to keep your tree green and healthy. Researchers have determined that some flame retardants don't work on cut Christmas trees; in fact, in several cases the chemical retardants sped up the drying process and made trees more flammable.

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