yes. saul griffith a graduate of our school won the prestigious us$ lemelson-mit student prize for innovation. news of his prize-winning invention – a low-cost device that makes prescription glasses within minutes – made headlines in the us, particularly in business media outlets. griffith said his training...
water is safer to drink than other types of water. georgia performance standards addressed: - skcs . students will communicate scientific ideas and activities clearly. b. begin to draw pictures that portray features of the things being described. - skcs . students will understand the important features...
indicates how protected a water is from its surroundings. it is determined by the water's level of nitrate, an inorganic compound made up of one nitrogen atom and three oxygen atoms. nitrate is easily carried through soil by water. the substance can leach into the ground below the root zone through...
the island of tasmania, australia. the water is collected just minutes of where the world meteorological organization records the world's purest air. the rain, has traveled eastward via air currents over antarctica and miles of ocean. as a result, tasmanian rain contains only parts per million of dissolved...
sweet hardness hard vintage carbonation tds mg/l ph factor hardness mg/l nitrate mg/l calcium mg/l magnesium mg/l sodium mg/l potassium mg/l silica mg/l bicarbonate mg/l sulfate mg/l chloride mg/l rugove is a member of the fine water society source: spring location: country of origin: kosovo region:...
sweet hardness soft vintage carbonation tds mg/l ph factor hardness nitrate mg/l calcium mg/l magnesium mg/l sodium mg/l potassium mg/l silica mg/l bicarbonate mg/l sulfate mg/l chloride mg/l viva roca is a member of the fine water society source: spring location: country of origin: spain region: castilla...