What I did instead is to paint the doors on the hall side in the same color (but higher sheen) as the walls on that side, and on the inside of the rooms that the doors were attached to I painted the doors the color of the trim in the room.
tabular alumina applications tabular alumina is the material of choice in unshaped and shaped high performance refractories used in a variety of industries steel foundry cement glass petrochemical ceramic and waste incineration other common non refractory applications include its use in kiln furniture and for metal filtration
TR also known as thermoplastic elastomer is a material similar in use like rubber but different in its making. it is used to make the soles of shoes and other such. you can châ¦eck out online by typing 'thermoplastic elastomer TR in address bar.