Supply and hire of equipment for cleaning and clearing drainage systems for waste water, storm water, sewage and similar effluents; including cleaning and clearing of culverts, tunnels, channels, ducts and pipes, cleaning and clearing drainage systems; equipment for cleaning and clearing drainage systems for waste water, storm water, sewage and similar effluents; including cleaning and clearing of culverts, tunnels, channels, ducts and pipes; radio frequency power generators; including radio frequency power generators for use in lasers; fuel, fuel gas and fuel mixtures; including fuel derived from water or water-based products, and further including fuel derived from waste or waste-based products; production of fuel, fuel gas and fuel mixtures; including fuel derived from water or water-based products, and further including fuel derived from waste or waste-based products; equipment and accesories for use in oil wells; including equipment and accessories to aid in oil recovery from oil wells