Title: Heisei 17-nendo kankyō fuka busshitsu taisaku chōsa (jigyōsha ni yoru kihatsusei yūki kagōbutsu no jishuteki torikumi ni tsuite no kongo no hokōsei ni kansuru kentō chōsa) hōkokusho
Subjects: Air, Pollution, Measurement, Factory and trade waste, Air quality management
Places: Japan