Orbiter provides new hints of past groundwater flows on Mars
...s in the fluid acted like cement to strengthen and bleach the rock, they say. The cemented rock proved more resistant to wind erosion than other features on the canyon walls and floor. It now serves as an exposed record of hydrological activity and offers a promising site to search for evidence of habitable...Corals switch skeleton material as seawater changes
...ity global warming is also causing the corals to bleach (lose their symbiotic algae) and die, ultimately leading to the destruction of the coral reefs, which protect the coasts from these storms," Ries said. "All that being said, it is also important to note that the magnesium-calcium ratio of seawater ch...Vinegar increases killing power of bleach
Adding white vinegar to diluted household bleach greatly increases the disinfecting power of the so...Sodium hypochlorite (NaOCl) in the form of laundry bleach is available in most households. The concentrate is about 5.25 to 6 percent NaOCl, and the pH value...New UNC experiments show very weak chlorine solutions can kill noroviruses
...ox." In practical terms, that means that household bleach can be diluted by a factor of 1,000 and still work...luted by a factor of 10,000. At full strength, the bleach contains 50,000 to 60,000 milligrams per liter of chlorine. "Previously, many people have diluted ho...Bleach found to neutralize mold allergens
... and Research Center have demonstrated that dilute bleach not only kills common household mold, but may also...on household bleach. "It has long been known that bleach can kill mold. However, dead mold may remain allergenic," said lead author John Martyny, Ph.D., asso...'Biosensor' screens Air Force personnel and equipment
...sealed, it can be decontaminated by immersion in a bleach solution and then safely transported to a forensic laboratory for further analysis where it can be opened to retrieve the sample material. A liquid crystal display, or LCD, provides a quantitative readout of the concentration of targeted material pre...INEEL uses extremophile bacteria to ease bleaching's environmental cost
... using hydrogen peroxide instead of toxic chlorine bleach to whiten and disinfect products. Hydrogen peroxide can rid fresh fruits and vegetables of harmful bacteria such as Salmonella and E. coli; pasteurize dairy products; and sterilize paper food packages such as juice boxes, which eliminates the need fo...