Don't confuse this Latin element with the Greek element alg-, algo- which means "pain".
Algae range in size from the microscopic to the macroscopic, and include many seaweeds found in fresh water and marine habitats.
2. Any of several derivatives; such as, sodium alginate or alginic acid, of a gelatinous substance extracted from certain brown algae and widely used as a thickening, stabilizing, emulsifying, or suspending agent in industrial, pharmaceutical, and food products; such as, ice cream.
3. A viscous liquid, especially alginic acid or an alginate.
Source: seaweed. Use: thickener or emulsifier in plastics or food.
2. Salts of alginic acids, occurring in the cell walls of some algae.
Commercially important in food processing, swabs, some filters, fire retardants etc. Calcium alginates form gels. Alginic acid is a linear polymer of mannuronic and glucuronic acids.