because melamine is fire resistant
uniforms are gray and blue,red and blue
They certainly have that option. There are rules and regulations about wearing their dress uniforms, but it normally wouldn't be a problem.
Their uniforms were grey.
green and gold
In the 1930's, the Steelers colors were black and gold.
Orange and blue
The color was butternut, a shade of gray.
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red
Its white yellow and navy blue
White and Blue