A.U-tube type mercury manometer
B.Bimetallic thermometer (bare)
C.Vapour pressure thermometer (bare)
D.Ordinary mercury-in-glass thermometer (without avy covering or air gap).
A.U-tube type mercury manometer
B.Bimetallic thermometer (bare)
C.Vapour pressure thermometer (bare)
D.Ordinary mercury-in-glass thermometer (without avy covering or air gap).