Science and Technology

Martian meteorite discovered in the Sahara Desert provides new evidence of WATER on the Red Planet 4.4 billion years ago

Scientists have identified the presence of water in Martian meteorite NWA 7533 It contains signatures of oxidation – which could have occurred as water formed The 84 gram NWA 7533 meteorite was discovered in North West Africa in 2012  […]

Science and Technology

Military technology could be used to improve water quality

TECHNOLOGY developed for weather forecasting and the military could improve the Island’s water quality by reducing the amount of chemicals applied to fields, a farmer has said. Since 2010 nitrate levels in groundwater, streams, reservoirs […]

Science and Technology

Water Treatment Terms……The Letters XY and Z

X-RAYS: Electromagnetic radiation with a very short wavelength (0.01 to 12 nanometres), shorter than ultraviolet radiation. YIELD: the amount of product water produced by a water treatment process. ZEOLITES: Hydrated sodium alumina silicates, either naturally […]

Science and Technology

Water Treatment Terms………The Letter W

WASTEWATER: The liquid-borne waste products of domestic, industrial, agricultural and manufacturing activities. In a community, an Average of 50 to 100 gallons of wastewater is generated per person per day.   WATER (H2O): The liquid […]

Science and Technology

Water Treatment Terms………The Letter V

VACUUM DISTILLATION: Distillation that occurs at a pressure somewhat below atmospheric pressure. Lowering the pressure also lowers the boiling point of water, thus conserving energy by requiring less heat to bring about distillation. VALIDATION: Determination […]

Science and Technology

Water Treatment Terms…………….The Letter U

ULTRAFILTRATION (UF): is a type of membrane filtration that separates suspended solids and solutes of high molecular from a liquid and low molecular weight solutes. This separation process is used in industry processes, water treatment […]

Science and Technology

Water Treatment Terms………….The Letter T

TASTE THRESHOLD: The minimum concentration of a chemical or biological substance which can just be tasted. TCE: trichloroethene TDS: total dissolved solids. TEFLON: The trade name of a high temperature industrial plastic material used in […]

Science and Technology

Water Treatment Terms……….The Letter S

SAFE WATER: see potable water. SALINE: Consisting of, or containing salt. SALT WATER: The general term for all water over 1,000 ppm (mg/L) total dissolved solids. SAND FILTER: The oldest and most basic filtration process, […]