What is the full form of 1) DPT 2) DDT 3) BCG?

DPT stands for diphtheria-pertussis-tetanus. It is a vaccine that provided protection against the three diseases.

DDT Stands for dichloro-diphenyl-trichloroethane, it is a pesticide.

BCG stands for Bacille Calmette-Guerin.

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