<prompt> Green blue postmortem discoloration is seen in which poisoning -CyanideCarbon monoxidePhosphorousHydrogen sulphide  <response>: Ans. is d i.e., Hydrogen sulphide o Color of post-mortem staining in various poisoning:POISONCOLORCarbon mono-oxide and hypothermiaCherry redHCN, bumsBright redNitrites, potassium chlorate, potassium bicarbonateChocolate orNitrobenzene, acetanilide, bromates, aniline causing methaemoglobinuriaCopper brownPhosphorousDark brown or yellowHydrogen sulphideBluish green 