UW Smogmobile Offers Cleaner, Safer Alternative To Gas Or Electric Cars
...trogen vehicle. Liquid nitrogen isn't combustible, corrosive or toxic. It's just cold." Ironically, Hertzberg says, the cold temperature is precisely what stalled previous efforts to develop a liquid nitrogen vehicle. Researchers have known for decades that pressure built up when super-cooled liquid nitrogen i...New Test Opens Window On Corrosive Free-Radical Activity In Individuals
...ique has existed to easily anddirectly measure the corrosive effects in the body of these highly reactivetypes of oxygen nor to assess the effectiveness of any countermeasures thatmight be taken. Now, University of Pennsylvania Medical Center scientists have developeda new test to accurately and noninv...Children, Pets Who Swallow Post-1982 Pennies At Risk For Stomach Upset, EvenUlcers
...eact with stomach acidto create a toxic mixture as corrosive as car battery acid, leading to severestomach inflammation and even ulcers, physicians at Duke University MedicalCenter have discovered. The research findings, prepared for presentation Monday (Nov. 30) at the84th Scientific Assembly and Ann...Microbial janitors tackle nuclear clean-up problems
...e microbes' job is to eat and be merry -- it's the corrosive microbialby-product that does the researchers' work. As the microbes metabolize anelemental sulfur nutrient source, they create sulfuric acid. The sulfuric acidetches the concrete surface and loosens the contaminated layers. When enoughconcrete ha...New hope for declining U.S. honeybee population
...ehas been impractical. "Formic acid's mobility and corrosive properties make it dangerous to the userand have made bee supply companies unwilling to risk the liability associatedwith its use," according to Kochansky. "We have developed a gel formulationthat is easier and safer to handle [than the liquid form]...Evidence for historic global warming published in Science
...n, changes in surface water productivity, and more corrosive waters killed many of the deep-sea species," according to the article. "On land, higher partial pressure of carbon dioxide and elevated temperatures quickly opened high-latitude migration routes for the widespread dispersal of mammals. Over several h...Acid-loving microbe may be a key to mine pollution
...ting the solid sulfide mineral to sulfuric acid, a corrosive liquid that leaches from mining sites into the surrounding environment. The process has caused billions of dollars in damage to the environment worldwide. "This is a process that takes place all over the Earth's crust, but mining exacerbates the prob...Sandia-developed formulation among products selected to help rid U.S. facilities of anthrax
...leach, chlorinated solvents, or other hazardous or corrosive materials. Many are designed to work against only a limited number of either chemical or biological agents. The Sandia formulation works against a wide variety of both chemical and biological agents and is non-toxic, non-corrosive, and environmental...Global warming more common than thought, deep-sea drilling off Japan now demonstrates
...rrying capacity, warming also increased the waters corrosive characteristics and dissolved shells of surface-dwelling organisms before they could settle to the bottom. In some especially striking layers of black, carbon-rich mud, only the remains of algae and bacteria were left, he said. The sheer number of c...X-ray analysis of shipwreck may help conservators save waterlogged artifacts
...r all of them."That problem is formation of highly corrosive sulfuric acid inside wood beams. The Vasa had sunk...ntermediates indicated stepwise oxidation toward a corrosive end product of sulfuric acid. In the air of the museum, iron species in the wood were catalyzing oxi...UF research: methyl bromide more effective, economical for killing anthrax
...ensitive materials," he said. "Chlorine dioxide is corrosive and may damage electronics, fabrics and photographs, among other things." Scheffrahn said emergency use of methyl bromide fumigant should not be affected by a looming 2005 phaseout of the gas. It is one of many gases that deplete the Earth's protecti...Vaporized hydrogen peroxide may be best method of anthrax decontamination
...ditions and in rooms of various sizes. Unlike many corrosive fumigants, VHP which breaks down into water vapor and oxygen does not produce hazardous by-products and has a limited degree of reactivity with other materials....Carnegie Mellon University chemists create versatile polymer brushes
...e coatings that would provide a barrier to prevent corrosive substances from penetrating and damaging a substrate. Matyjaszewski also has shown that these brushes can move in concert across surfaces, suggesting that they could make new lubricants in industrial settings. Organic brush polymers with inorganic co...Automated imaging of brain tissue, high-quality glimpses inside arteries
...femtosecond laser technique avoids the handling of corrosive gases, which is required in the excimer approach. This talk will be the first presentation of successful results of low-temperature femtosecond laser annealing applied to TFT fabrication technology. (Paper CThM34, New low temperature femto-second la...Study of leishmania parasite may lead to vaccine, new treatments
...acrophage, microbes are destroyed or "digested" by corrosive substances known as oxidants. Beverley and the team of investigators found that modified leishmania parasites were more likely to be destroyed by these oxidants as normal parasites. They then used genetically engineered mice that lacked the oxidative...Fe-TAML(R) activators developed at Carnegie Mellon remove recalcitrant sulfur from automotive fuels
...idative desulfurization. Existing methods are very corrosive and require more hydrogen peroxide to achieve the same sulfur reduction seen with Fe-TAML technology. The Fe-TAML approach appears to be highly selective for attacking the sulfur compounds and leaving other components of the fuel untouched. Fe-TAML a...Story tips from the Department of Energys Oak Ridge National Laboratory, January 2004
...rable advantages over methods using foam, which is corrosive and damaging to electronics, becomes contaminated, and causes disposal issues. [Contact: Ron Walli, 865-576-0226; wallira@ornl.gov ] BIOLOGY -- Attacking bioterrorism . . . Some strains of mice aren't susceptible to anthrax or other bacteria and ...Two Virginia Tech energy-related inventions win R&D 100 awards
...pressures up to 20,000 pounds per square inch, and corrosive agents from water to sulfides and chlorides. "Sensors retrieved from the wells after 10 months were still functional," Wang reports. Those original sensors will be part of the center's display at the R&D 100 exposition at the Navy Pier in Chicago Oc...