harvesting salt from drying sea water brine in pits using sunlight. this premitive technique is used in coastal areas of odisha,

salt pile white harvesting farming seawater drying sunlight pit collect copy space background agriculture nature india outdoor natural food farm summer field indian industry mineral tropical traditional healthy landscape sea ingredient health organic saline flake sunny tradition scenery rural water brine pits sunlight premitive technique used coastal areas odisha india harvested piles refining