单词 | aromatic compound |
例句 | When fermenting a food, we intentionally contaminate it with microbes of known characteristics or provide conditions that favor the growth of desirable microbes and subsequent production of aromatic compounds. Here’s why your freezer smells bad — and what you can do about it 2023-05-02T04:00:00Z The phytochemical that gives cinnamon its distinctive smell and its rich woody flavor is the aromatic compound cinnamaldehyde. How do spices get their flavor? 2023-06-20T04:00:00Z “The number of aromatic compounds present in roasted coffee is greater than that of wine,” Kaneshige says. The Rise of Coffee-Connoisseur Culture 2019-03-14T04:00:00Z The long, cool ripening process allows the grapes to preserve the maximum concentration of aromatic compounds along with elevated natural acidity, for a soft lemony quality. Tasmania: One of the Wine World's Best Kept Secrets 2012-06-19T11:55:00Z Just as with onions, the aromatic compounds in garlic are formed through an enzymatic chemical reaction that occurs as soon as its cells are ruptured. Is pre-minced garlic really such a bad thing? 2022-01-10T05:00:00Z She learned the nitty-gritty of winemaking — sugars, acids, phenolic compounds, aromatic compounds. So you want to start a winery in WA? Here are lessons from those who did. 2023-11-03T04:00:00Z The sudden transition might be a marker of aromatic compounds, he said. The sounds of science: What scientists can learn by turning their data into sounds 2023-02-03T05:00:00Z Gently roll three or four stems of fresh mint between your palms to release aromatic compounds. Savor these fleeting flavors and fragrances from the summer garden 2022-07-23T04:00:00Z “At the end you have a clean fuel that doesn’t contain aromatic compounds and sulfur,” Jeuland explains. Sustainable Aviation Fuel Aces Helicopter and Plane Flight Tests 2021-12-03T05:00:00Z This is in part the work of indole, an aromatic compound present in foul-smelling substances like coal tar and feces, which in trace amounts gives the most delicate of flowers an almost animal opulence. The Ephemeral Beauty of Night-Blooming Flowers 2021-10-11T04:00:00Z To protect themselves, grapevines react by coupling these aromatic compounds to sugars. Wildfire smoke ruins taste of some wines 2021-09-10T04:00:00Z Over time — and if the cap is not on tightly — you will lose the aromatic compounds that give soy sauce its distinctive qualities. A guide to soy sauce: How to find the right bottle for you and your recipe 2021-07-12T04:00:00Z The perfumer on “Emily in Paris” adds indole, an aromatic compound, to the base notes “for some depth and richness,” to his new olfactory creation, describing it as possessing the same molecular shape as “merde.” The Fragrances That Changed the Field 2021-05-10T04:00:00Z Without sulfur, the emissions are cleaner, and without those aromatic compounds, SAF also emits much less particulate matter than traditional fuel. Sustainable Aviation Fuel Aces Helicopter and Plane Flight Tests 2021-12-03T05:00:00Z When waste tar from coke ovens was ‘recycled’ to extract benzene and other aromatic compounds from the mid-nineteenth century, it spawned a series of chemical technologies that generated more toxic forms of pollution. Can the history of pollution shape a better future? 2020-08-30T04:00:00Z The fragrance of basil, lavender and pungent marigolds peaks as the heat of the day activates their volatile aromatic compounds. These fragrant plants perfume the garden with heavenly scents 2020-07-11T04:00:00Z Directly underneath is a blocky mini-room that will soon be a scent bar where customers can sniff terpenes, the aromatic compounds secreted by the leaves of cannabis plants. Weed and luxury in Las Vegas 2018-11-15T05:00:00Z Condensate is comparable to kerosene or jet fuel, containing 9-14 chain carbon molecules primarily and other aromatic compounds like benzene and toluene. A Nearly Invisible Oil Spill Threatens Some of Asia’s Richest Fisheries 2018-02-12T05:00:00Z However, SAF’s lack of aromatic compounds could also impact its compatibility with some aircraft currently in use. Sustainable Aviation Fuel Aces Helicopter and Plane Flight Tests 2021-12-03T05:00:00Z Esters are aromatic compounds given off by yeast as it ferments. The Craft Beer Explosion: How to Find the Brews for You 2018-02-01T05:00:00Z As an illustration, imagine if curious Martians sampled the air around pedestrians in New York City and determined that some people were coated in aromatic compounds. Miracle Microbes? 2016-06-13T04:00:00Z The researchers report in the Journal of Agricultural and Food Chemistry that they detected 49 aromatic compounds in the grapes from the two years during both the early and the late sampling periods. The perfect pinot problem 2016-01-28T05:00:00Z The physics governing sound and light is much better understood and easier to manipulate than the physics governing volatile aromatic compounds, which disperse and persist in ways that are difficult to predict. The Smell of Death 2014-10-30T04:00:00Z Most of these are volatiles – aromatic compounds that tend to have a low boiling point and waft away from glasses and tongues towards the olfactory bulb. Wine-tasting: it's junk science 2013-06-22T23:01:01Z The researchers say extra-virgin olive oil contains aromatic compounds that block the absorption of glucose from the blood, delaying the recurrence of hunger. Olive Oil Fills Better Than Other Fats 2013-03-20T17:45:08.693Z That Canadian air, Mr. Wysocki the climatologist said, contains the faintest traces of terpenes -- aromatic compounds from the pines. Summer Nights: Autumn Slips In Under Cover of Darkness 2012-09-14T17:57:26Z In the future the researchers hope to work with seed companies and farmers to breed tomatoes that produce large quantities of flavorful fruits packed with aromatic compounds—a healthier solution than engineering super-sugary tomatoes. Dollars and Scents: The Chemistry of a Delicious Tomato 2012-05-24T20:15:03.527Z It is excreted when many aromatic compounds, such as benzoic acid and toluene, are taken internally. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 5 "Hinduism" to "Home, Earls of" 2012-03-25T02:00:05.717Z An injection of sulphate of zinc into the blood-vessels is also stated to be satisfactory; while natron, various spices, and other aromatic compounds are sometimes employed. The New Gresham Encyclopedia Volume 4, Part 2: Ebert to Estremadura 2011-04-14T02:00:56.200Z While the different wood tars contain numerous aromatic compounds, such as phenols, phenyl oxides, terpenes and organic acids, these are present in such a slight proportion so as to render their effectiveness practically useless. Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. One of the most important is the Friedel and Craft’s reaction, in which an aromatic compound combines with an alkyl haloid in the presence of aluminium, zinc or ferric chloride. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5 "Cat" to "Celt" There he spent ten years, studying the aromatic compounds and continuing to work on the amines, until in 1871 he was appointed to the chair of chemistry at Rome university. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 2 "Camorra" to "Cape Colony" It is necessary, therefore, to avoid reactions involving such intermolecular migrations when determining the orientation of aromatic compounds. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" An exhaustive qualitative examination established a number of negative characteristics, with the conclusion that the products were not direct derivatives of carbohydrates nor aromatic compounds. Researches on Cellulose 1895-1900 The odor and flavor of cheese are due to workings of bacteria which result in the production of aromatic compounds. Human Foods and Their Nutritive Value Also they all have an indescribable odor—all odors that you don't know are indescribable—which gives them and their progeny, even when odorless, the name of "aromatic compounds." Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries The presence of nitro groups in a substance increases the difficulty of further nitration, and in any case not more than three nitro groups can be introduced into an aromatic compound, or the phenols. Nitro-Explosives: A Practical Treatise The azo-group is particularly active, both the aliphatic and aromatic compounds being coloured. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" It has been found possible to gradually range most carbon compounds under two categories, either as marsh-gas or as benzol derivatives, as fatty compounds or as aromatic compounds. Scientific American Supplement, No. 415, December 15, 1883 As a result of their workings, various chemical products, as organic acids and aromatic compounds, are produced. Human Foods and Their Nutritive Value The essential oils of jasmine, orange blossoms, musk, heliotrope, tuberose, ylang ylang, etc., consist mostly of this class and can be made from the common source of aromatic compounds, coal tar. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries It is generally believed by biologists that the milky juice, aromatic compounds, alkaloids, etc., found in plants have no direct use in the economy of the plant. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86 The nitrogenous end-products and aromatic compounds are urea, uric and hippuric acids, benzoic acid and ethereal sulfates of phenol and cresol. Common Diseases of Farm Animals So in the case of aromatic compounds, a little difference in the seating arrangement around the benzene ring changes the character. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries The nitrogenous end-products, aromatic compounds, coloring matter, and mucin form the organic matter. Common Diseases of Farm Animals |
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