What is the Black Legion?

Yes but in the cloth industry there some 17 shades of black

Perfect black would be the inability for any light at all to reflect off the surface. A black hole is black because light cannot escape the gravitational pull.

Yes, it would be considered a proper noun, like Oriental or Caucasian.

A black table is black because all of the colours are absorbed , and none are reflected. It is the same for any other black item too, for example: A chair. Now, if a chair is red, that is because...

black black hair, black body? like a blank and black figure? well... seeing ghosts is the main problems- is this a daily thing for you??