I thought flame retardants still had to be added to wool mattresses. This source seems to back that up, but the information may be biased or out of date. http:

I thought flame retardants still had to be added to wool mattresses. This source seems to back that up, but the information may be biased or out of date. http://www.strobel.com/wool_burns.htm http://www.strobel.com/wool_burns.htm