Because they are used on food, pesticides are among the most thoroughly
tested chemicals in the world.
It is
tested chemical free, and is believed to have a higher nutrient content and helps boost health & combat disease.
It can require companies to
test chemicals thought to pose a health risk only when there is explicit evidence of harm.
The most comprehensive methodology
for testing the chemical composition of unrecorded alcohol products was developed as part of the Alcohol Measures for Public Health Research Alliance (AMPHORA) project, a collaboration among 13 EU member states funded by the European Commission.
If the particles contain cancer - causing agents, exposure could also increase the risk of cancer, but Morawska says researchers did not
test the chemical composition of the particles.
«Before, you could in principle
test chemical compounds of interest against hundreds of cell lines, but it would require a lab member going to a freezer, taking out hundreds of vials — one for each cell line — and setting up hundreds of tissue culture plates.
With the help of Forest Service entomologist William Bedard, Wood built enormous glue traps to
test the chemicals as bait: six - foot - high sheets of nylon coated with Stick - Em adhesive and the attraction pheromone.
From handling administrative aspect of research, activities done for
testing chemical products or medicines to gathering and organizing of research information, scheduling of experiments, and monitoring of research subjects, a Clinical Research Coordinator do it all.
The Czech Republic has apparently produced and
tested a chemical agent known as Novichok, the country's president, Milos Zeman, told state media.
The GREENGUARD Gold Certification requirements comply with the State of California's Department of Public Health Services Standard Practice for Specification Section 01350 (California Section 01350) for
testing chemical emissions from building products used in schools and other environments.
Shumlin says the federal government is not doing its
job testing chemicals while operating under a toxic law that was last updated in the 1970s.
When
toxicologists test chemicals for health effects with lab animals, they generally begin at lethal doses and decrease the dose until they see no effect.
Henry R. Kranzler of the University of Connecticut School of Medicine and
colleagues tested the chemical's effect on 20 volunteers who took it before consuming a standard dose of alcohol.
Since the spill began, clean - up crews have deployed over a million litres of dispersant on the surface and are
now testing the chemicals on the sea floor at the source of the leak.
The far - reaching Endocrine Disruptor Screening Program dates to 1996, when Congress ordered the EPA to
begin testing chemicals for their potential to interfere with the human endocrine system.
«Have your
stylist test any chemicals on the inside of your elbow the day before you get your hair done to make sure youre not allergic,» says Dr. DeLeo.
Did you know that the Environmental Protection Agency
only tests chemicals after there is evidence they are harmful?
Surfrider, along with Center for Biological Diversity and Pacific Environment, asked the EPA to
test these chemical dispersants to ensure compliance with the Clean Water Act and the Endangered Species Act.
The
Army tested chemical - and biological - warfare agents at the site during the height of the Cold War.
Some of Boston Dynamics» popular products include BigDog, a rough - terrain robot that can handle ice and snow, a fast - legged robot Cheetah that can run at around 29 mph and PETMAN, a robot designed for
testing chemical protection clothing.
Titrated, formulated, and documented batch record while troubleshooting instruments, conducting uniformity tests of various reagents as well as calibrating, solution preparing, and
testing chemicals using various instruments.
Kasting, who is collaborating with Arne Naegel and Gabriel Wittum from Goethe University in Frankfurt, Germany, for this research, says mathematical modeling allows scientists to
test chemical compounds virtually, in place of human or animal testing.
Chemical technicians use special instruments and techniques to help chemists and chemical engineers research, develop, produce, and
test chemical products and processes.
Next, the
team tested chemicals they suspected would react with the smelly molecules to produce larger molecules that could no longer be smelled, or a different shape that would be perceived differently by the nose.
It has trained genocidal paramilitaries, it has funded tyrannical murderers, it has invaded and privatised and
tested chemicals on the people of Latin America.
Those traits are important to the Army, which wants to use Petman
for testing chemical - protection gear in battlefield conditions starting in 2011.
Offering hives corn syrup allowed the scientists to precisely doctor each batch with known quantities of
the test chemical.
He pointed out that both the U.S. Environmental Protection Agency and the Food and Drug Administration have
tested the chemicals and deemed them safe.
When
they tested chemicals from the type of cypress tree that was used to construct the building they found that some are so repellant that rodents will not gnaw anything coated with them (Journal of Chemical Ecology», vol 21, p 263).
Four of
the tested chemicals appear in both oils: eucalyptol, 4 - terpineol, dipentene / limonene and alpha - terpineol.
The Greiss test can then be used to measure the amount of nitric oxide and subsequently the reaction of skin to
the test chemical.
But Derbyshire and her team are
testing chemical compounds in the lab to see if they can identify ones that inhibit malaria during the short window when the parasite is still restricted to the liver, before symptoms start.
When
they tested chemicals that inhibit DGKi in lung cells from cystic fibrosis patients, the scientists discovered that it appears to be a very promising drug target.
Foraging honey bees could fly freely from one feeder to the other, choosing to collect either sugar syrup laced with
a test chemical or sugar syrup mixed with a solvent as the control.
The new analysis, reported in the Journal of Archaeological Research,
tested the chemical composition of 133 teeth from 87 people buried at Cahokia during its heyday.
To
test the chemicals» impact on metabolism and activity, Rosenfeld's lab exposed mice to BPA and EE in the womb and during weaning through the mother's diet.
In both rat and human cells modeling those in the heart,
the test chemical seemed helpful.