REPUBLIC ACT NO. 3931[AN ACT CREATING THE NATIONAL WATER AND AIR POLLUTION CONTROL COMMISSION] Be it enacted by the Senate and House of Representatives of the Philippines in Congressassembled: Section 1 Statement of Policy It is hereby declared a national policy to maintain reasonable standards of purity forthe waters and of this country with their utilization for domestic, agricultural,industrial and other legitimate purposes. Section 2 Definitions As used in this Act: a. Pollution means such alteration of the physical, chemical and/or biological properties of any water and/or atmospheric air of the Philippines, or any discharge of any liquid, gaseous or solid substance into any of the waters and/or atmospheric air of the country as will or is likely...