Combination ozone sanitizer and electric deodorizing units; Filters and filtering devices for air and gas conditioning; Flushometer valves; Gas purification machines; Sewage purification installations; Waste water purification units; Water treatment apparatus, namely, clarification and thickening machines for use in treatment of liquids in the nature of water, waste water and industrial water; Water treatment equipment, namely, chemical sterilization units; Water treatment equipment, namely, ...

Apparatus for analysing gases; Flow meters; Gas flow meters; Level gauges; pH meters; Pollutant sensors; Pressure gauges; Scientific instrumentation for measuring concentrations of chemicals in water; Scientific instruments, namely, electronic analyzers for measuring, testing and detecting contaminants and environmental pollutants; Surveying instruments

Analysis of industrial fluids; Cartography services; Environmental testing and inspection services; Hydrological research; Mapping services; Monitoring of water quality; Research in the area of environmental protection; Technical consulting in the field of environmental engineering; Technical consulting in the field of pollution detection; Water analysis

Telemarketing; Advertising and business management consultancy; Advertising and marketing; Bidding quotation; Conducting of commercial events in the nature of trade shows; Demonstration of goods; Distribution of advertising material; Import and export agencies; Marketing services; Organization of trade fairs for commercial or advertising purposes