WATER PURIFICATION

SURABAYA, 20/1 - REQUIREMENTS. A number of workers from PT Pelindo III (Persero) Tanjung Perak, using a motor boat cleaning waste in the waters of Surabaya, in the area of Dermaga Gapura Surya, Tanjung Perak Port Surabaya, Jatim, Wes (20/1). Garbage cleaning in the waters of Surabaya must be done so that the solid waters passed the ship are safe from waste disorders. PHOTO ANTARA/Eric Ireng/s/Spt/12