Farmers collect salt during a harvest in the the salt production process August 13, 2009 in Sumenep on Madura island, Indonesia. The salt is produced when water is evaporated from salt water and the salt is then separated and crystallized. (Photo by Ulet Ifansasti/Getty Images)

Farmers carry baskets of salt during a harvest in the the salt production process August 13, 2009 in Sumenep on Madura island, Indonesia. Ten tonnes of salt are produced for every 100 square meters. (Photo by Ulet Ifansasti/Getty Images)

Farmers carry bags of salt on bikes during a harvest in the the salt production process August 13, 2009 in Sumenep on Madura island, Indonesia. The with salt from Madura is then exported to Malaysia. (Photo by Ulet Ifansasti/Getty Images)