The following are some well-known abbreviations, which have been used in this chapter. Expand each one to its full form: (d) NACO
NACO: National Aids Control Organization. It is a health organisation that educates the people about AIDS. It educates about safe sex, usage of disposal needles, regular HIV check-ups and proper usage of drug. AIDS is one of the incurable disease in the world, thus, educating people regarding AIDS/HIV is very important. Final Answer Abbreviations are used to reduce the difficulty in remembering long/hard phrase or word. Before making an abbreviation official, it is need to be approved by medical council. This step majorly reduces the mistake and confusions in abbreviations.