Range:
Subjects: Diyala River; Geographical information systems; Water quality
Subjects: Baghdad; Hydraulics; Pipes
Subjects: Nasiriyah; Oil fields; Physical properties
Subjects: Biodiesel fuels; Esterification; Renewable energy sources; Zeolites
Subjects: Iraq; Oil fields
Subjects: Lubricants; Viscosity
Subjects: Green algae; Ions; Lead
Subjects: Copper ions; Liquid membranes
Subjects: Carbon steel; Corrosion; Oxygen; Salt
Subjects: Drilling fluids; Earthwork
Subjects: Adsorption; Waste water
Subjects: Asphalt; Asphaltic concrete; Recycling
Subjects: Drip irrigation; Water
Subjects: Soil moisture
Subjects: Human engineering; Industrialization; Six sigma (Quality control standard)
Subjects: Fourier series
Subjects: Neural networks (Computer science); Salinity; Water; Water treatment plants
Subjects: Land forms; Models; Open data
Subjects: Aggregates (Building materials); Asphalt
Subjects: Engines; Hegemonism
Subjects: Gas turbines; Heat transfer
Subjects: Solar heaters; Thermal properties
Subjects: Air conditioning; Arduino (Programmable controller)
Subjects: Fossils; Petroleum
Subjects: Oil wells
Subjects: Carbon dioxide; Gases; Heat; Petroleum
Subjects: Waste treatment; Wetlands