Question: what is the difference between specific gravity and viscosity?
Answer: Viscosity and Specific Gravity of Liquids Viscosity - Property of a liquid that resists any force tending to produce flow. ... Specific Gravity - Direct ratio of any liquid's weight to the weight of water at 62 degrees F. Water at 62 degrees F weighs 8.33 pounds per gallon and is designated 1.0 sp.