"Flame resistance" refers to the ability of something, such as a material or fabric, to resist catching fire or to slow down the spread of flames when exposed to a fire or heat source. Full definition
Merino wool is finer and suppler than regular wool, and its natural flame resistance makes it a powerhouse. (uppababy.com)
According to Federal law, many of these chemicals are used to make mattresses flame retardant, and in order to accomplish this increased flame resistance, mattress making corporations were forced to add more toxic chemicals to mattresses. (intellibed.com)