<P> Sea salt is salt that is produced by the evaporation of seawater . It is used as a seasoning in foods, cooking, and cosmetics . It is also called bay salt, solar salt, or salt . Like mined rock salt, production of sea salt has been dated to prehistoric times . There is no scientific evidence that consuming sea salt instead of more refined sodium chloride salts has any health benefit . </P> <Table> <Tr> <Td> </Td> <Td> This section does not cite any sources . Please help improve this section by adding citations to reliable sources . Unsourced material may be challenged and removed . (June 2018) (Learn how and when to remove this template message) </Td> </Tr> </Table>

Manufacture of salt from seawater is which change