Some microbes living on sand grains use up all the oxygen around them. Their neighbors, left without oxygen, make the best of it: They use nitrate in the surrounding water for denitrification -- a ...

Along with nutrients like nitrogen and phosphorus, iron is essential for the growth of microscopic phytoplankton in the ocean ...

a pretreatment system with a novel rotating fiber unit for sewage treatment facilities that use the Oxidation Ditch (OD) *1. Installed as a pretreatment in OD facilities, it delivers low-power, ...

Data on the reduction rate of dissolved biochemical oxygen demand (BOD) and dissolved total nitrogen (T-N) in water discharged from Habuki ™ confirms that it reduces pollutants by more than 70% in ...

today announced the launch of Habuki ™, a pretreatment system with a novel rotating fiber unit for sewage treatment facilities that use the Oxidation Ditch (OD) *1. Installed as a pretreatment ...

today announced the launch of Habuki ™, a pretreatment system with a novel rotating fiber unit for sewage treatment facilities that use the Oxidation Ditch (OD) *1. Installed as a pretreatment in OD ...