Sentences with phrase «by the chemicals since»

The Chinese government says hundreds of people have been killed by the chemicals since the war ended.

Not exact matches

Human Problem No. 1 is no longer that of deciding whether we can escape the socio - physical in - folding of the human race upon itself, since this is irrevocably imposed on us by the physico - chemical structure of the Earth.

However, since biological organisms require more special environments than do physico - chemical organisms, there is no reason for thinking that biological generalizations will come to represent dominant orders of environments as wide as those represented by physical laws.

«BPA has been used in the U.S. since the 1950s, but because of a growing concern from consumers regarding its safety, the chemical was phased out of use by the industry,» says Dr. Whitney Christian, a health scientist for Cardno ChemRisk.

That it can be caused by the chemicals in diapers sucking the moisture out of the skin, since the absorbancy in the «good» diapers are so excellent.

A fact sheet from the US Environmental Protection Agency (EPA), indicates that about 90 % of exposure for humans is due to eating contaminated food, since dioxins and furans typically accumulate in the fatty tissues of fish and animals that are exposed when these by - products are released into the water and air during manufacturing.2 Dioxin is not metabolized in our bodies, and is passed to our children through the placenta and breastfeeding.3 Sodium Polyacrylate - Super Absorbent Polymers While actual contact with disposable diapers does not contribute to dioxin accumulation in your baby, your baby's bottom does come in contact with chemicals used to increase the absorbency of the diapers.

When shopping for laundry detergent, it can also be difficult to determine what ingredients are present that may be potential irritants, since some ingredients are considered «trade secrets,» some ingredients cause problems when they build up over time, some chemicals are the product of a chemical reactions from the ingredients, and some harmful ingredients are known by different names.

After deploying an obvious trace by using a chemical weapon, it faces penalties by the EU, approved by the USA and further separation from the west (which the USA pushed since years).

Hickey researched a man - made chemical, perfluorooctanoic acid, that has been used since the 1940s to make industrial and household products, like nonstick coatings and heat - resistant wiring, including at a factory owned by Saint - Gobain Performance Plastics near the village water treatment plant.

Olin Corp. has reduced chlor alkali production capacity at its Niagara Falls plant by 20 percent since the beginning of this year as part of a series of cutbacks by the chemical manufacturer.

Researchers from Radboud University in the Netherlands found that in the two decades since Dutch farmers began using the pesticide on a variety of crops, the birds» population declined by an average of 3.5 percent annually in farmlands where local water levels contained high concentrations of the chemical.

Despite the long gap since then, mean concentration of the chemicals in the blubber of some populations of Europe's killer whales exceeds — often by a lot — a high threshold for health damage.

As we've previously reported, the Environmental Protection Agency has been trying to update its chemical risk assessment for formaldehyde since 1998, but has been stalled repeatedly by the chemical manufacturing industry.

The idea of using the sun to make a liquid fuel has been kicking around ever since Melvin Calvin elucidated the chemical steps by which a plant turns sunlight into sugar, for which he won the 1961 Nobel Prize in Chemistry.

Since 1997 the toll includes deaths of a Cleveland State University professor by electrocution, a Dartmouth College professor by exposure to a lethal chemical and a University of Chicago professor who was probably infected by a fatal pathogen.

Ever since a pheromone secreted by a female moth that attracts the opposite sex was identified in 1959, scientists have pinned down numerous chemicals that affect behavior in a wide variety of animal species, from insects to mammals to humans.

As its concentration rises in the atmosphere, carbon enters the ocean through chemical reactions, causing its pH at the surface to drop by 0.1 units since the preindustrial era.

Since different elements and compounds absorb light at characteristic wavelengths, astronomers can determine what chemicals make up a planet's atmosphere by measuring the relative amounts of light that come in at particular wavelengths.

Base pairs are the information - carrying chemical units of DNA and are often represented by the letters A, T, C and G. Much of the information contained in that first draft has since proven to be contamination.

Since the act's passage in 1989, firms have reduced toxic chemical emissions by 91 percent — and by some accounts saved them $ 15 million.

West Virginia officials on Tuesday lifted a ban on drinking tap water from 35,000 customers who had been affected by a chemical spill that left the state's water supply nearly unusable for hundreds of thousands since last week.

«Since the initial hydrogel's transition temperature was very close to the temperature of the human eye, we had to modify its properties to ensure that it would form a solid seal as soon as the gel was applied to the eye by a soldier or medic,» says lead author Niki Bayat, a doctoral candidate in the Mork Family Department of Chemical Engineering and Materials Science at the USC Viterbi School.

Since the early 1990s, independent scientists in academic laboratories around the world have published hundreds of articles demonstrating how a broad selection of chemicals can interfere with the normal development of a baby at extremely low levels of exposure — in fact, levels similar to those experienced every day by people worldwide.

The model is supported by observations from satellites, ground - based networks that measure ozone - depleting chemicals in the real world, and by observations from two decades of NASA aircraft field campaigns, including the most recent Airborne Tropical Tropopause Experiment (ATTREX) in 2013 and the Atmospheric Tomography (ATom) global atmospheric survey, which has made three deployments since 2016.

While drilling a disposal well in southern Ohio, workers for the Aristech Chemical Corp. (since bought by Sunoco, and sold again, in 2011, to Haverhill Chemicals) were overwhelmed by the smell of phenol, a deadly chemical the company had injected into two Class 1 wellsChemical Corp. (since bought by Sunoco, and sold again, in 2011, to Haverhill Chemicals) were overwhelmed by the smell of phenol, a deadly chemical the company had injected into two Class 1 wellschemical the company had injected into two Class 1 wells nearby.

Since joining ACC in 2008, Dooley has enhanced member value and strengthened the competitive position of U.S. chemical manufacturers by advocating for a business and regulatory climate that drives innovation, supports job growth and enhances safety.

Especially important is the study of cometary «parent molecules» — molecules which have been present since the comet's birth, but have not been disturbed by chemical processing.

Since 2008, he serves as Editor for «Chemistry of Materials», published by the American Chemical Society.

Since children also have a larger surface - area - to - body - weight ratio, they may absorb chemicals more quickly and be more severely affected by them.

Since (most of us) have to wear clothes anyway, we can reduce much of our exposure to chemicals in clothing by choosing natural fiber clothing (cotton, wool, silk, cashmere, hemp, and linen).

The list of potentially problematic chemicals, compounds, and metals covered by Proposition 65 has grown to more than 900 since 1986.

BPA is a chemical invented in 1891 by a Russian chemist that during the 124 years since has wormed its way into endless consumer products — including plastic, shower curtains, tap water, children's toys, and drinking bottles.

Opiates are sometimes called «natural» since the active ingredient molecules are made by nature, not manufactured by chemical synthesis.

On a deeper level, it helps heal your body by flushing out free radicals and toxins, which are among the top five environmental triggers since we are exposed to industrial chemicals everyday.

Since cats have historically survived by eating nothing but prey animals, their bodies have stopped producing many of the chemicals required to process high - carbohydrate plant foods, namely amylase.

I must add that we were previously looking for Feralstat / Megestrol (a chemical sterilization, aka Pill), but were told the same nonsense that it is no longer available since it was «dangerous» (although Megestrol is used by humans and so is the Pill).

You don't want the air to grow thick with chemicals, especially since you could breathe them in when you pass by the area that you sprayed.

Manufactured in the U.S. since 1956 by Tull Chemical of Oxford, Alabama, Compound 1080 was commonly used to kill coyotes until 1972, when use was prohibited, by order of then - U.S. president Richard Nixon, to protect wildlife.

Misrach chose the Mississippi River industrial corridor between Baton Rouge and New Orleans — a 150 mile span that has been exploited relentlessly by the oil industry since the 1960s and is known alternately as the River Road, Chemical Corridor, and Cancer Alley — to examine human impact upon the landscape, and the detrimental effects of industrial pollution upon the region's inhabitants.

The device could then be used by consumers for improving air conditioning in buildings, as well as governments for security since the MINIGAS will be able to detect explosives vapors and chemical agents.

Since this is a chemical equilibrium, Le Chatlier's principal states that a perturbation, by say the addition of CO2, will cause the equilibrium to shift in such a way as to minimize the perturbation.

This is substantiated by the finding of chemicals in our bodies which have long since been banned, like PCBs.

However, since most chemical reactions are enhanced by warmer temperatures, as are many air pollutant emissions, warmer temperatures may lead to worsening of air quality, particularly with respect to tropospheric ozone (see Ch.

He found 90,000 high quality chemical analyses of CO2 which described a very different history of CO2 increases in the atmosphere.These have been dismissed by the GW lobby since these data precede the greater industrial growth of the last 100 years.

Facilitated by the invention of an elegant and precise wet - chemical method by Winkler (1888), which has remained essentially unchanged until today, reliable and comparable oxygen measurements have been made during innumerable research cruises to all parts of world ocean such that a detailed picture of the distribution of oxygen has emerged long since.

Since 1988, Responsible Care companies have reduced hazardous releases to the air, land and water by 77 percent, improved energy efficiency overall, and have a worker safety record that is three times better than the overall chemical manufacturing sector and six times safer than the manufacturing industry as a whole.

The deleterious chemical, made by Swiss company Syngenta (the world's largest pesticide company, who reported over $ 11 billion in revenues in 2010) has been banned in the European Union since 2004.

EIA has been actively tracking the global illegal trade in ozone depleting chemical since the mid-1990s and has built up a unique dossier on the methods and routes used by the ODS smugglers, as well as some of the key companies and individuals involved.

At the time, section 41 [since repealed] of the Act put limits on the scope of patents «relating to substances prepared or produced by chemical processes and intended for food or medicine.»

Since your job as chemical engineer is not easy, you have to therefore consider putting your best foot forward to make yourself be noticed by your potential employer.