Sentences with phrase «types of chemicals»

The term "chemicals" refers to any substance that is not a pure compound, element or mineral. Full definition
In our everyday life we are surrounded with thousands of different types of chemicals, most of which adversely affect the endocrine system.
From item # 4 on the list above, you know that there are two basic types of chemical reactions, ones that release energy and ones that absorb energy.
The same type of chemical response creates all three types of pleasure.
Going beyond flavor impact, our clean - label technological solutions can substitute for many types of chemical ingredients.
While there are some genetic links that have been identified in dogs, sun exposure is also thought to play a part as well as contact with certain types of chemicals.
These results show that by combining molecules that include different types of chemical building blocks, worms have developed a sophisticated chemical language that they use to organize their communities.
Their brain also releases the same type of chemicals when they exercise.
You just happen to be addicted to that one type of chemical reaction.
Additionally, I am well versed with different types of chemicals and cleaning aides that are used for different pots and pans.
Therefore, it is essential that we learn how specific types of chemical modifications normally regulate RNA function in our cells, in order to understand how dysregulation of this process contributes to human disease, says Cristian Bellodi.
We wanted to see whether the level and type of these chemicals in the cores had changed over time.»
Using the same technique, a few years later they succeeded in distinguishing different types of chemical bond between carbon atoms in a hydrocarbon molecule.
This technique, published in the journal Nature, not only uses existing plant waste but consumes large amounts of CO2 and could be applied to other types of chemical manufacturing as well — a boon to our increasingly CO2 - saturated atmosphere.
«The interesting thing is that though there are two different types of chemical processes happening in a single material, they appear to be working synergistically, and are able to do that at a lower temperature.»
For example, they might react with gooey residues or release specific types of chemicals.
Conventionally, one or more peptides fit into a receptor to release a single type of chemical messenger.
To determine whether solid nanoparticle catalysts exhibit a related type of chemical communication, a team led by Peng Chen of Cornell University scrutinized nanoparticles made of either gold or palladium as the materials mediated various types of model catalytic reactions.
«There's little doubt that the mantle is composed of different types of chemical compounds, but this is not the dominant factor.
Eye cream can also easily get in your eye on accident and if you're using an all - natural product then you don't have to worry about what type of chemicals are getting in there!
The various types of chemical elements in tea tree oil are called terpenes.
But, in the interests of consistency, we shall only invent new objects when we can not escape from doing so; usually, it is sufficient slightly to modify the description of our previous objects, e.g., when we modify the definition of the atom to accommodate it to new observations about radioactivity or atom - smashing, or new types of chemical combination.
You get a sense EcoLogic Solutions Inc. is a different type of chemical company the moment you walk into its Brooklyn Navy Yard headquarters and see walls made out of plants and furniture fashioned from old doors and reclaimed materials.
Just like any other type of chemical substance you ingest, it is possible for amoxicillin to pass into your breastmilk.
And their detailed understanding of the underlying reaction mechanism should enable the LMU researchers to apply this relatively simple way of controlling molecular motions to other types of chemical switches.
The incredibly strong magnetic fields surrounding white dwarfs — aged stars with the mass of our sun or greater that have collapsed to the size of a planet — could generate unusual types of chemical bonds, a new study suggests.
There are two different types of chemical groups that comprise glass surfaces, he said: silanol (SiOH) groups that are generally hydrophilic (water - loving), or siloxane (SiOHSi) groups that are typically water - repellant.
The creation of triangulene demonstrates a new type of chemical synthesis, says Philip Moriarty, a nanoscientist who specializes in molecular manipulation at the University of Nottingham, UK.
The researchers say the molecular details of wax biodegradation require further investigation, but it's likely that digesting beeswax and polyethylene involves breaking down similar types of chemical bonds.
«Frog neurons, like those in people and other animals, receive the same type of chemical inputs, but it's been a major challenge to understand how they work together to enable to enable the neurons to compute the length of a sound,» Rose says.
Eschewing sole reliance on structural analysis, the team used two different types of chemical analyses: time - of - flight secondary ion mass spectrometry and infrared reflectance spectroscopy.
The beta - sheets are connected to each other by hydrogen bonds, which are among the weakest types of chemical bond — far weaker, for example, than the covalent bonds found in most organic molecules.
Several types of chemical modifications of the five major histone protein families give rise to a complex «histone code» that signals the transcriptional machinery to turn genes on or off.
† Boswellia serrata extract is so powerful that today it's considered comparable to NSAID pain relievers (the leading type of chemical anti-inflammatory medications).
Finally, we have the specific type of chemical most notoriously found in personal care products — parabens.
Plus, there are other types of chemicals bombarding us from pesticides, herbicides, plastic residues and millions of other sources.
• There are many different types of chemical exfoliators that can target different skin concerns.
Air fresheners (including plug - in air fresheners) contain the same types of chemicals found in scented candles and pose the same safety concerns.
To determine how ocean circulation changed, the scientists measured three types of chemical tracers.
Researchers at Oregon State University have discovered novel compounds produced by certain types of chemical reactions — such as those found in vehicle exhaust or grilling meat — that are hundreds of times more mutagenic than their parent compounds which are known carcinogens.
Our body reacts to stress by secreting two types of chemical messengers: hormones in the blood and neurotransmitters in the brain.
The scientists catalogued the genes of numerous bacteria from the Deepwater Horizon oil spill to figure out how microbes gobble up the complex mix found in oil, which consists of as many as 1,000 types of chemical compounds.
Along with data from the few studies like Yokelson's, Wiedinmyer used guidelines for calculating trash burning emissions produced by the Intergovernmental Panel on Climate Change to determine how much waste was being generated and burned, what exactly was in that waste, and what types of chemicals were likely generated.
• Verification of finding and describing any sort of safety intrusions • Complete understanding of keeping essential reports and organizing compulsory reports • Knowledge of the safe utilization of various types of chemicals
Studies of farm laborers who worked with the compound showed rates of certain cancers double to eight times the national average, but those exposures were intermittent and not exclusive, because workers handle many types of chemicals.
For instance, the team uncovered a new type of chemical - sensing tuft cell (which helps alert the immune system to infection or other forms of injury) that displayed markers previously thought to be exclusive to immune cells and which may help sound the alarm about allergens and invading parasites.
This work contributes to our understanding of the specific types of chemicals that influence our water resources,» he said, noting that he believes this broad method will one day become routine in monitoring.
In schizophrenia, excessive oxidation — which involves the same type of chemical reaction that causes metal to corrode into rust — is widely thought to cause inflammation and cellular damage.
There is also the «cocktail effect» that occur when different chemicals that might be safe to use for humans mix together with other types of chemicals and together they will make up a toxic mix that can be harmful for your health.
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