CĂRȚI ÎN ENGLEZĂ ÎN LEGĂTURĂ CU «RANCIDITY»
Descoperă întrebuințarea
rancidity în următoarea selecție bibliografică. Cărți în legătură cu
rancidity și extrase din aceasta pentru a furniza contextul de întrebuințare al acestuia în literatura Engleză.
This new edition of a highly successful book retains the emphasis on the practical approach to rancidity in foods which was the hallmark of the previous editions.
John C. Allen, R.J. Hamilton, 1994
2
Rancidity in Edible Fats
The chemistry of the fats; Rancidity: occurrence and types; The lesser causes of rancidity; The action of micro-organisms on fats; The deterioration of fats by atmospheric oxidation; Rancidity in dairy-products and in the fat of meat.
3
Essentials of Food Science
CULINARY ALERT! Processing does not remove all chance of fat and oil
deterioration and rancidity, but it prolongs the life of a fat or oil. Deterioration by
rancidity may occur in two ways (details below) making fats undesirable for use in
foods.
Vickie Vaclavik, Elizabeth W. Christian, 2007
4
Food: Facts And Principles
3.6.1 Rancidity The change that a lipid undergoes leading to an undesirable
flavour and odour is known as rancidity. This is brought about in two ways:
hydrolysis and oxidation. The ester linkages of lipids are hydrolyzed to yield fatty
acids.
N. Shakuntala O. Manay, 2001
5
Advanced Dairy Chemistry Volume 3: Volume 3. Lactose, water, ...
Lipolysis and oxidation cause hydrolytic and oxidative rancidity, respectively. Milk
fat contains small amounts of y- and 5-hydroxy acids, which can readily be
converted to y- and 5-lactones. Unsaturated fatty acids may hydrate to hydroxy
acids, ...
6
Handbook of Food Preservation, Second Edition
Rancidity includes several types of changes, but most often the degradation due
to changes in lipid constituents is considered the main feature of rancidification.
11.1.1 Types of Rancidity Several types of rancidity exist in fats, oils, and fatty ...
7
Cooling Technology in the Food Industry
2.5.2 Rancidity From a chemical point of view, rancidity is defined as an oxidation
process of food fats. However, in a general sense, the term rancidity designates
the development of any disagreable odour and flavour, but the manner in which ...
8
Understanding Food: Principles and Preparation
oxidative Rancidity The three stages of oxidative rancidity, also known as
oxidation, are initiation, propagation, and termination (Figure 22-13) (13). ○○
Initiation. Initiation occurs when the loosely held hydrogen atom at the double
bond of an ...
RANCIDITY Freshly deodorized oils and fats have bland flavours, but off-flavours
develop on storage, some oils being more resistant to the development of off-
flavours than others. When an oil has developed off-flavours it is known as a
rancid ...
M.D. Ranken, Christopher G J Baker, R.C. Kill, 1997
10
Chocolate, Cocoa and Confectionery: Science and Technology
stances, some natural, some synthetic, that delay the onset of oxidative rancidity.
Although the study of antioxidants and their mechanism is comparatively recent,
use of such processes as smoking, which involves antioxidation, has been ...
ȘTIRI NOI CARE INCLUD TERMENUL «RANCIDITY»
Află ce ziare naționale și internaționale au scris despre și cum este întrebuințat termenul
rancidity în contextul următoarelor știri.
3 things you should know about fish oil supplements
Rancidity is measured by something called a Totox (total oxidation) value. The upper limit, set by the World Health Organization, is 26 milliequivalents per ... «Treehugger, Ian 15»
Students Design Device to Detect Indicators of Rancidity
Rancidity changes those sought-after fresh, fruity and grassy flavors of extra virgin olive oil to something more like “crayons or Play-Doh,” said Dan Flynn, the ... «Olive Oil Times, Oct 14»
Tired of ditching foods frozen too long? Resolve to improve your …
Exposure to air will make fat go rancid. "Rancidity will continue, even in the freezer," Andress says. Rancid food doesn't trigger food poisoning. But rancidity will ... «CTV News, Dec 13»
New Technique Tests for Fish Oil Freshness
The True Anisidine Value (TAV) test is said to be an improvement over standard methods, which are prone to false positive results for rancidity. Suitable for ... «WholeFoods Magazine, Oct 13»
Rancidity likely to explain link between fish oil and prostate cancer
Dr. Martinsen concluded that "rancid fish oil capsules have no place in human nutrition," but at the same time he considers it would be "a health disaster" to ... «FIS, Iul 13»
Is Your Olive Oil Rancid?
However, when it comes to extra-virgin olive oil, rancidity is a bit different. That's because extra-virgin olive oil has properties that separate it from other types of ... «The Daily meal, Mar 13»
Feed Study Examines Effects Of Fishmeal Storage
Both rancidity from lipid oxidation and the presence of biogenic amines produced from protein oxidation affect fishmeal quality. Responses and sensitivity to the ... «TheFishSite.com, Feb 13»
Sesame oil: Powerful anti-oxidant, lowers blood pressure
Vitamin E, besides being good for normal growth, development, skin and immunity, also protects sesame oil from rancidity, thus contributing to its long shelf life. «Indian Express, Sep 12»
How Heat, Light and Oxygen Harm Olive Oil
Rancidity develops sooner and free fatty acid levels rise faster. Similarly, when exposed to oxygen, rancidity starts to develop and olive oil's sensory properties ... «Olive Oil Times, Mai 12»
Has your food gone rancid? Healthier oils, flours spoil fast
Protecting against rancidity — which occurs when oils oxidize — has long been a challenge for home cooks, but a recent perfect stew of factors has made the ... «Bangor Daily News, Mar 12»
