: a hydrometer for indicating the percentage of salt in a solution.

What is the purpose of salometer?

Salometer degree (°SAL) is a useful way of describing and measuring brines and is explained later in “Measuring Salt Solutions.”

What refers to the salt content of water?

The term "salinity" refers to the concentrations of salts in water or soils. Salinity can take three forms, classified by their causes: primary salinity (also called natural salinity); secondary salinity (also called dryland salinity), and tertiary salinity (also called irrigation salinity).