Division	Category	Group	Area
Natural Science	ENVIRONMENTAL SCIENCES	Environment Technology/Industry	Water and Wastewater Treatment Technology
ENGINEERING AND TECHNOLOGY	ENGINEERING AND TECHNOLOGY	Chemical Engineering	Heat/ Mass Transfer Operations
			Plant Design and Testing
			Separation Process
	APPLIED SCIENCES AND TECHNOLOGIES	Process Technology	Drying Technology
			Green Technology
			Separation Technology (Including Membrane Technology)
		Energy Technology	Biomass Energy Technology (Including Biogas and Biofuel)
		Water Technology	Other Water Technology n.e.c.