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The "Protocol" determines fundamental ideas about testing conditions and methods for conducting verification testing to provide a common approach. ETV verification protocols are developed and modified in each technological field by corresponding working groups and Ministry of the Environment.

	Water purification technology for lakes and reservoirs
	Protocol(Third Edition) [PDF879KB] 　Protocol [PDF243KB]
	VOC treatment technology (Treatment technologies for organochlorine degreasing agents such as dichloromethane)
	Protocol(Third Edition) [PDF363KB] 　Protocol [PDF327KB]
	Heat-island mitigation technology (Technology for suppressing sensible heat generated by air-conditioning systems)
	Protocol(Third Edition) [PDF420KB] 　Protocol [PDF293KB]
	Nonmetallic element-contaminated wastewater treatment technology (Technology for treating wastewater containing boron or other nonmetallic elements)
	Protocol [PDF209KB]
	Simplified chemical monitoring technology
	Protocol [PDF621KB]
	Ethylene Oxide Treatment Technology
	Protocol [PDF373KB] / Summary [PDF1,686KB]
	Organic Wastewater Treatment Technologies for Small-Scale Establishments (Kitchens/Restaurants and Food Manufacturing Plants)
	Protocol [PDF309KB] / Summary [PDF1,349KB]
	Human Waste Treatment Technologies in Mountain Districts
	Protocol(Fourth Edition) [PDF363KB] 　Protocol [PDF156KB] / Summary [PDF854KB]