Which of the following disinfectants is used to kill the pathogenic bacteria?
APotassium permanganate
BChlorine
CIodine and bromine
DOzone
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The permissible concrete stress in direct tension of M20 in calculation relating to resistance to cracking asper IS 3370-1965 part II is:
A curve whose radius varies gradually from infinity to finite value equal to the radius of circular to be connected known as
The point vertically below the perspective centre on the ground is called
Adjacent side divided by hypotenuse of a triangle is
In which direction the main spring screw should be turned to increase the tension ?