Chemicals in tattoo inks need closer scrutiny
... any inks pose health threats in the form of heavy metals or other potentially dangerous chemicals. Overall,... their testing and the potential presence of toxic metals will encourage regulators to begin monitoring the tattoo ink industry more closely. There are other ...New study finds kelp can reduce level of hormone related to breast cancer risk
... high levels of iodine and the low levels of heavy metals contained in kelp means that it's not recommended for people who are pregnant, nursing, or who have hyperthyroid conditions." The researchers say they are working to isolate the active compounds in kelp that affect estradiol levels to avoid the possi...HydroGlobe acquired by Graver Technologies
...roduces patented products for the removal of heavy metals including lead and arsenic from water, has been acquired by Graver Technologies, a leading manufacturer of filtration and separation products. HydroGlobe was founded in 2000 by three Stevens professors based on research conducted at the Center f...Some herbal medicine products contain potentially toxic amounts of heavy metals
... medicine products found that 20 percent contained metals such as lead, mercury and arsenic at levels that c...r efficacy prior to marketing. Herbs, minerals and metals are used in Ayurvedic HMPs. Recent reports of serious lead poisoning associated with taking Ayurvedi......0 percent of the compound, and is used to bind the metals together and to provide a strong, hard, durable fi... found to be the only element that will bind these metals together in such a way that can be easily manipulated into a tooth cavity. However, some people beli...'Safe' levels of lead, cadmium
DALLAS, June 8 Blood levels of two metals lead and cadmium may increase the risk of periph...g School of Public Health in Baltimore. Both metals are well-known toxins, Guallar said, but the levels found in the subjects "are well below the radar...HydroGlobe licenses new arsenic-removal technology
...ia for cost-effective removal of arsenic and heavy metals from drinking water. "This technology is the most ...ilable today for removal of both arsenic and heavy metals from drinking water," said John Schroeder, CEO of HydroGlobe. "We are pleased to be working with Dow...Study gives lowdown on high-temperature superconductivity
...ductivity is a phenomenon that occurs when certain metals are cooled to near absolute zero, a temperature equivalent to zero degrees Kelvin (K), -273 C or -459 F. In ceramic materials, the phenomenon appears at about 100K. At a so-called critical temperature--that varies depending on the number of layers wi...Study on toxic exposures in urban environments
...that riders breathe. The airborne levels of these metals associated with fine particulate matter in the sub... "The non-subway riding students showed levels of metals similar to the home and outdoor levels while the subway riders showed increased exposure. Interesti...Latest research on possible causes of violent behavior explored in C&EN article
...s with neurotransmitters), elevated levels of such metals as lead in the body (lowers serotonin levels), brain damage due to injury or alcohol abuse, and viewing violence on TV, according to C&EN . Despite all of the negative side effects of impulsiveness or aggressiveness, however, sometimes this kind of ......ding to Rufus Chaney, co-author of the study and a metals specialist for the USDA research service, "Since we've found the extensive urban soil lead problem in the middle '80s, we've been seeking a lower cost option to soil removal. This new finding appears to be the answer." As a result of this initial s...Pennsylvania chemist wins national award for pharmaceutical research
...ver the other. His catalysts use atoms of precious metals such as gold or platinum to insert hydrogen carefully at specific points within a starting material. "If we don't have a good way to make these molecules, it quickly becomes costly," said Zhang. "This way we can not only accelerate drug discovery, wh...Molecular 'nanogenerator' developed that can target cancer cells and destroy them
...rators possible. The idea of targeting radioactive metals to tumors was first demonstrated by us in 1981, Dr. Scheinberg said. So its taken us 20 years to get to this more effective and sophisticated method. A large part of this advance was the development of antibodies that target various types of tumor ce...Submicrometer-scale metallic barcodes described by Penn State and Surromed
...particles by sequentially electroplating different metals within narrow channels to form metallic rods havin...attern, scientists take advantage of the fact that metals such as gold and silver reflect colored light differently. For example, silver looks much brighter ......f the river beds. According to Flegal, other heavy metals and some organic pollutants are likely to show similar patterns of persistence in the environment. These include contaminants, such as mercury, that are serious problems in San Francisco Bay, posing threats to humans and wildlife. "We can't fingerpr...Supplements that target fat loss … metals that protect themselves …
Supplements that target fat loss … metals that protect themselves … ammonia air pollutio... 20, 9:15 a.m.) New coating could extend life of metals tenfold - Instead of preventing rust, a new polymer helps metals form their own layer of protection....Cars and bridges that almost never rust
Plastic coating creates 'organic' metals Washington D.C., August 20 -- A plastic coat...ast, polyaniline reacts with iron, steel and other metals to create what Wessling describes as an "organic metal [that could] last forever." Rust and c...Product design and drug development breakthroughs help the environment
...ver, the most common labeling techniques use heavy metals and must be baked in ovens at 1000° F, requiri...recycling. It contains no potentially toxic, heavy metals and small to no amounts of volatile organic compounds. U A new, pollution-reducing way to produce an...National Science Foundation Awards Knowledge And Distributed Intelligence Grants
... NY The deformation and failure of solids, such as metals and metallic alloys used widely in engineering, involve the formation and evolution of complex defect structures on a hierarchy of length scales. For example, as an airplane wing is buffeted by turbulence during flight, complicated changes happen to...