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Top 15 chemical additives in your food

We don't just want our food to taste good these days: It also has to look good. As a result, food producers use any of 14,000 laboratory-made additives to make our food appear fresher, more attractive or last longer on the ...

Medicine & Health / Health

created Jan 19, 2010 | popularity 4.1 / 5 (31) | comments 7

Golden pairs: Catalytic dimers of gold atoms make ethylene from methane

(PhysOrg.com) -- Ethylene (ethene, CH2=CH2) is a primary feedstock for chemical industry, and particularly for the production of plastics like polyethylene and polystyrene. Ethylene is currently made by the steam cracking ...

Chemistry / Materials Science

created Jan 19, 2010 | popularity 4.9 / 5 (9) | comments 1 | with audio podcast

Chemists discover method to create high-value chemicals from biomass

Iowa State University researchers have found a way to produce high-value chemicals such as ethylene glycol and propylene glycol from biomass rather than petroleum sources.

Chemistry / Materials Science

created Sep 02, 2010 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Is it ripe? Carbon nanotube-based ethylene sensor establishes fruit ripeness

(Phys.org) -- The term ethylene (ethene) generally brings to mind polyethylene plastics, not fruit. However, ethylene is more than just a feedstock for chemical industry, it is also the smallest plant hormone, ...

Chemistry / Analytical Chemistry

created May 19, 2012 | popularity 4.8 / 5 (5) | comments 6 | with audio podcast

Novel Chemistry for Ethylene and Tin

(PhysOrg.com) -- New work by chemists at UC Davis shows that ethylene, a gas that is important both as a hormone that controls fruit ripening and as a raw material in industrial chemistry, can bind reversibly to tin atoms. ...

Chemistry / Materials Science

created Sep 29, 2009 | popularity 3.7 / 5 (6) | comments 0

Subaru 8-meter telescope damaged by leaking coolant

A "serious hardware incident" has shut down the Subaru Telescope indefinitely. A leak allowed orange-colored coolant to spill over the primary mirror and into the main camera, as well as into other instruments ...

Space & Earth / Space Exploration

created Jul 06, 2011 | popularity 5 / 5 (4) | comments 1

Scientists finely control methane combustion to get different products

Scientists have discovered a method to control the gas-phase selective catalytic combustion of methane, so finely that if done at room temperature the reaction produces ethylene, while at lower temperatures ...

Chemistry / Materials Science

created Apr 14, 2011 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

It's a gas: New discovery may lead to heartier, high-yielding plants

In a research report published in the November 2009 issue of the journal Genetics, scientists show how a family of genes (1-aminocyclopropane-1-carboxylate synthase, or ACS genes) are responsible for production of ethyle ...

Biology / Biotechnology

created Nov 23, 2009 | popularity 3.3 / 5 (4) | comments 0

New startup believes it has a way to cheaply convert methane to ethylene

(PhysOrg.com) -- When people think of uses for petroleum, they generally think of oil and gasoline, but doing so means ignoring the production of ethylene, a compound used to make many of the products most ...

Technology / Energy & Green Tech

created Oct 04, 2011 | popularity 3.3 / 5 (4) | comments 0 | with audio podcast report

Scientists develop high-yield deep water rice

(AP) -- A team of Japanese scientists has discovered genes that enable rice to survive high water, providing hope for better rice production in lowland areas that are affected by flooding.

Biology / Biotechnology

created Aug 20, 2009 | popularity 5 / 5 (2) | comments 3

Scientists unlock key enzyme using newly created 'cool' method

A team of Michigan State University scientists -- using a new cooling method they created -- have uncovered the inner workings of a key iron-containing enzyme, a discovery that could help researchers develop new medicines ...

Chemistry / Biochemistry

created Feb 26, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Comparing apples and oranges

Every year, U.S. supermarkets lose roughly 10 percent of their fruits and vegetables to spoilage, according to the Department of Agriculture. To help combat those losses, MIT chemistry professor Timothy Swager and his students ...

Technology / Engineering

created Apr 30, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast

Cooling down global warming

(PhysOrg.com) -- Carbon capture has long been identified as a critical technology needed to prevent global warming, but efficient and economical ways to do it have been hard to find.

Chemistry / Materials Science

created Aug 16, 2011 | popularity 4 / 5 (2) | comments 8

Why fruits ripen and flowers die: Scientists discover how key plant hormone is triggered

Best known for its effects on fruit ripening and flower fading, the gaseous plant hormone ethylene shortens the shelf life of many fruits and plants by putting their physiology on fast-forward. In recent years, ...

Biology /

created Feb 10, 2009 | popularity 5 / 5 (1) | comments 0

Drugs needed to preserve eggs for reproduction need to be given in stages

Cryoprotectants needed to preserve eggs for reproduction need to be given in stages, albeit rapid ones, say scientists who have developed a mathematical model that predicts optimal time for loading and unloading ...

Biology / Biotechnology

created Apr 29, 2009 | popularity 5 / 5 (1) | comments 0

Ethylene

Ethylene (IUPAC name: ethene) is a gaseous organic compound with the formula C2H4. It is the simplest alkene (older name: olefin from its oil-forming property). Because it contains a carbon-carbon double bond, ethylene is classified as an unsaturated hydrocarbon. Ethylene is widely used in industry and is also a plant hormone. Ethylene is the most produced organic compound in the world; global production of ethylene exceeded 107 million tonnes in 2005. To meet the ever increasing demand for ethylene, sharp increases in production facilities are added globally, particularly in the Persian Gulf countries and in China.

For more information about Ethylene, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.