I wonder why black is attributed with anything bad or evil; it baffles me why black is always accompanied with derogatory infinitive terms. BLACK-MARIA , A police van used in conveying convicts when the actual colour of the vehicle is blue, does this implies that we are criminals? BLACKMAIL , a crime of threatening somebody or holding someone into ransom to do something or to divulge a secret, are we dubious? BLACK SKIN for an ebony melanin. BLACK OUT, when there is light out, why not dark out or shade out? BLACK MARKET , an illegal form of trade in which goods or foreign money that are difficult to obtain are bought and sold, I’m yet to find out what is black in a market. BLACK SHEEP[/b ], an eccentric, dissident or maverick who breaks from the norm of the family and society, suggesting a stigma to the community, please somebody tell me what is black about a sheep? Sheep is sheep. [b]BLACK BOOK or BLACK LIST , a manifest of names of people, companies, products or country that a government or organization considers unacceptable and which must be avoided, for crying out loud what is the link between black, book and list. BLACK GOLD. Thank God at least riches and goldmine is identified with black this time or is it a mistake? Crude oil.