FOLK SALT PURIFIER PROTOTYPE

Students of Institut Teknologi Sepuluh Nopember Surabaya (ITS) demonstrated the work of the people's salt purifying prototype, in ITS, Surabaya, East Java, Wednesday (12/7). The Prototype of the four students Department of ITS Instrumentation Techniques serves purifying the folk salt (fishing tambak) into an industrial salt with NaCl levels above 97 percent. ANTARA PHOTO/Didik Suhartono/kye/17

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