Which of the following is true about pasteurization -

Pasteurisation : the milk is heated at either 63oCfor 30 minutes(the holder method)or 72oCfor 15-30 seconds(the flash process )followed by cooling quickly to 13oC or lower. By these process all non sporing pathogens such as mycobacteria,brucella and salmonella are destroyed.Coxiella burnetti is relatively heat resistant and may survive the holder method