Thoothukudi, March 26 -- The coastal region of South Tamil Nadu, Thoothukudi, is famous on the one hand for its marine fish and on the other for salt harvest. Thoothukudi is the largest salt-harvesting district in Tamil Nadu. Here, salt is produced by evaporating water over nearly 2,500 acres of land.

Mostly salt is harvested from sub-soil brine, which has a high salt concentration and is pumped up through bore wells.

This is the most suitable time for salt harvesting. From March to October, the coastal area of Thoothukudi appears white, with heaps of salt visible in the fields. During these six months, the region experiences the highest temperatures, which is why the maximum amount of salt is harvested during this period. Coincidentall...