Researchers from several institutions, working at Sandia National Laboratories in Livermore, California, initially found the molecules — known as enols — in a flame that was produced
by ethylene, the substance used to make the common plastic polyethylene.
Sources: American Family Physician — Latex Allergy Latex - Fruit Syndrome and Class 2 Food Allergy Class I chitinases, the panallergens responsible for the latex - fruit syndrome, are induced
by ethylene treatment and inactivated by heating
Not exact matches
The
ethylene gas produced
by bananas quickens the ripening process.
Through upgraded equipment and optimized scheduling, DuPont has reduced annual emissions of CO2
by 34 million pounds, saved 7.5 million pounds of
ethylene - finished product, and conserved 16 million pounds of non-renewable natural resources.
Quarantine (import): An importer is required to either treat (eg methyl bromide or
ethylene oxide), re-export or destroy an imported commercial consignment of goods made from natural forest materials, such as bamboo, which has not been treated off - shore and / or is not accompanied
by an acceptable treatment certificate.
It can also be used to keep food fresh
by adsorbing
ethylene gas - try placing it in your fruit bowl and your fruit will stay fresher for longer.
This then hastens the ripenening process — and you can speed things up further still
by placing ANOTHER
ethylene - producing item (like a banana) in the bag, too!
Sitting on an 850 - hectare manufacturing site, Dow Chemical's Fort Saskatchewan location is the second largest
ethylene - producing facility in the world, after a neighbouring facility in Alberta, also owned
by Dow.
By controlling the speed of the
ethylene jet, Chen and Yoo alter how rapidly the fuel burns, a measure of its efficiency.
The discovery of new materials for separating
ethylene from ethane
by adsorption, instead of using cryogenic distillation, is a key milestone for molecular separations because of the multiple and widely extended uses of these molecules in industry.
Manufacturers could extend the lifetime of future cells
by replacing the electrolyte
ethylene carbonate with more stable solution components.
The direct conversion process produces minimal amounts of
ethylene by - product, making the technology more cost - effective than previous approaches.
The chemical name for the plastic you see every day — from water bottles and grocery bags to household appliances — is polyethylene, a pliable material made
by stringing together long chains of a simpler molecule called
ethylene.
Varying the size of the pores
by changing the length of the girders allowed the MOFs to filter
ethylene - containing acetylene in concentrations of anywhere from 1 percent to 50 percent, which are typical in industry.
The study — conducted
by what was then the Texas Natural Resource Conservation Commission, the EPA and more than 40 other public, private and academic institutions — singled out as culprits VOCs such as
ethylene, a flammable gas used mainly in the production of plastics.
Additionally,
ethylene and ethanol could serve as the building blocks for a range of consumer goods, and CO2 - derived formic acid could be used
by the pharmaceutical industry or as a fuel in fuel cells.
The acetylene is absorbed
by a liquid solvent and then reacted to produce
ethylene, a longer hydrocarbon chain that is the starting constituent of many plastics, detergents and other products.
Thus, the persistent synergid cell completely loses its pollen tube attracting function
by synergetic SE fusion and
ethylene signaling.
Dr Andreoli said: «Currently,
ethylene is produced at a very high temperature
by steam from oils cracking.
Once the molecule is borylated, the boron substituent can be replaced
by other substituents, in this case,
by an aromatic molecule bearing highly soluble tetra (
ethylene glycol) chains (TEG).
Although
ethylene (or ethene) is best known as a plant hormone, humans also produce it as consequence of oxidative stress, caused for example
by the UV radiation from the sun.
As the name suggests, polyethylenes are made of many copies of
ethylene, a simple hydrocarbon building block with two carbon atoms surrounded
by four hydrogens.
Traces of
ethylene were detected
by laser spectroscopy as part of the systemic inflammatory response to bacterial infection, both in isolated blood leukocytes as well as in a controlled experiments with healthy volunteers.
Using liquid chromatography - mass spectrometry (a process that separates complex mixtures and analyzes ingredients
by measuring a weight - to - charge ratio), researchers compared the constituent chemicals in the food to standards for common molds, heavy metals and
ethylene glycol (or antifreeze, which Goldstein says is the number one cause of kidney failure).
More than 170 million tonnes of
ethylene was produced worldwide in 2015 alone, and the global demand is expected to exceed 220 million tonnes
by 2020.
The hydrocarbon and oxygen that are also produced
by the algae are flammable, and certain safety precautions would have to be put in place to safely collect
ethylene.
MEXICO CITY, Mexico (February 2, 2017)-- Reductions of spike -
ethylene, a plant - aging hormone, could increase wheat yields
by 10 to 15 percent in warm locations, according to a recent study published in New Phytologist journal.
Degradation and cell culture studies on block copolymers prepared
by ring opening polymerization of ε - caprolactone in the presence of poly (
ethylene glycol).
When hot weather hits a wheat field an increase in
ethylene levels can lessen the amount of grains produced on ears or spikes
by limiting the export of carbohydrates to pollen development.
K. F. Pfister, S. Baader, M. Baader, S. Berndt, L. J. Goossen Biofuel
by isomerizing metathesis of rapeseed oil esters with (bio)
ethylene for use in contemporary dieses engines Science Advances 3 (2017), e1602624 DOI: 10.1126 / sciadv.1602624
Regulation of root growth
by auxin and
ethylene is influenced
by phosphate supply in white clover (Trifolium repens L.)
Modulation of plant
ethylene levels
by the bacterial enzyme ACC deaminase.
Ag - NPs coated with galactose and mannose were considerably less toxic to neuronal - like cells and hepatocytes compared to particles functionalized
by glucose,
ethylene glycol or citrate.
The
ethylene gas produced
by bananas quickens the ripening process.
Firm kiwis can be ripened
by putting them on the counter near
ethylene producing fruits like bananas.
Both are attracted
by its sweet taste and
ethylene glycol is highly poisonous.
Common causes of poisoning in a cat include eating mice that have been killed
by poison, eating slug or snail bait, or drinking
ethylene glycol (antifreeze).
Compiled
by curators Pierre - Alexandre Mateos and Charles Teyssou the text includes a capitalised «PARAFFIN», «CALCIUM METAPHOSPHATE» and «CHOLESTEROL», as well as «
ETHYLENE VINYL ACETATE ISOBUTYLENE TERPOLYMER», «METHOXY - POLYETHYLENE GLYCOL COPOLYMER» and «METHACRYLIC ACID COPOLYMER».
She takes advantage of the
ethylene gas emitted
by apples as they ripen to suppress sprouting in potatoes.
In the new study, published this week in the Proceedings of the National Academy of Sciences, a team led
by Berkeley Lab scientist Peidong Yang discovered that an electrocatalyst made up of copper nanoparticles provided the conditions necessary to break down carbon dioxide to form
ethylene, ethanol, and propanol.
The American Chemistry Council has counted $ 30 billion - worth of new investments that will boost
ethylene capacity
by a third.
«Carbon dioxide and 1 - MCP inhibit
ethylene production and respiration of pear fruit
by different mechanisms ``
Home: From the lumber framing your house (planted, harvested and transported
by machines powered
by gasoline and diesel) to the vinyl siding and flooring (derived from
ethylene, which comes from crude oil) to the very roof over your head (most roofs are protected
by shingles covered in asphalt, a byproduct of the refining process that provides durability), energy makes your home safer and more comfortable in numerous ways.
«the largest impact on global warming was caused
by the processing of LDPE (low - density polyethylene, a thermoplastic made from the monomer
ethylene) used in tampon applicators as well as in the plastic back - strip of a sanitary napkin requiring high amounts of fossil fuel generated energy.
In 1997 the company was charged with contaminating local groundwater supplies
by discharging between 19 to 47 million pounds of
ethylene dichloride (EDC), a suspected human carcinogen, into a local stream.
Interestingly, the
ethylene emitted
by apples suppresses the sprouting process in potatoes, which means it's smart to store them together.
Ethoxylated surfactants and 1,4 - dioxane: Never listed because it's a
by - product made from adding carcinogenic
ethylene oxide to make other chemicals less harsh.
To pull this off they stack tomatoes in large warehouses on palates and pump in
ethylene gas (a naturally occurring gas created
by vegetation, in this case created
by petroleum) to trick the tomatoes into ripening.
It is made
by combining
ethylene (made from natural gas or petroleum) and benzene (made from petroleum) to produce ethylbenzene, which is then dehydrogenated to form styrene in a process that produces byproducts benzene and toluene.