Bloomberg: Halliburton Co. (HAL), the biggest hydraulic-fracturing services provider, deployed its first bacteria-fighting truck in Australia to clean fracking waters and reduce the environmental impact of drilling for natural-gas.
The worlds second-largest oilfield services provider helps companies drill and complete wells using the pressure-pumping technique known as fracking, which blasts water mixed with sand and chemicals underground to free trapped hydrocarbons from shale formations.
Halliburtons...