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preservative    音标拼音: [priz'ɚvətɪv]
a. 保存的,有保存力的,防腐的
n. 预防法,预防药,防腐剂

保存的,有保存力的,防腐的预防法,预防药,防腐剂

preservative
adj 1: tending or having the power to preserve; "timbers should
be treated with a preservative substance"
n 1: a chemical compound that is added to protect against decay
or decomposition

Preservative \Pre*serv"a*tive\, a. [Cf. F. pr['e]servatif.]
Having the power or quality of preserving; tending to
preserve, or to keep from injury, decay, etc.
[1913 Webster]


Preservative \Pre*serv"a*tive\, n.
That which preserves, or has the power of preserving; a
presevative agent.
[1913 Webster]

To wear tablets as preservatives against the plague.
--Bacon.
[1913 Webster]


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  • Preservative - Wikipedia
    A preservative is a substance or a chemical that is added to products such as food products, beverages, pharmaceutical drugs, paints, biological samples, cosmetics, wood, and many other products to prevent decomposition by microbial growth or by undesirable chemical changes
  • Preservative | Definition, Examples, Uses | Britannica
    preservative, in foods, any of numerous chemical additives used to prevent or retard spoilage caused by chemical changes, such as oxidation or the growth of mold
  • Food Preservatives - Types, Uses, and Safety
    Food preservatives play a vital role in the food industry by preventing spoilage and extending shelf life They work by inhibiting microbial growth, oxidation, and other chemical changes that can cause food deterioration
  • What are Preservatives: Uses, Benefits, and Risks
    Preservatives can be natural or synthetic compounds that inhibit the growth of bacteria, molds, and yeasts, slow down enzymatic reactions, or prevent oxidation Common preservatives include salt, sugar, vinegar, and artificial additives like sodium benzoate and potassium sorbate
  • What are preservatives and what are common examples used in food? - Eufic
    Without the addition of a preservative, certain foods may turn rancid or change in colour Ultimately, preservatives protect the quality of foods and beverages, reduce food cost, improve convenience, lengthen shelf-life, and reduce food waste
  • What are preservatives in food and How they work?
    Preservatives in food have become a staple of modern food production, allowing for longer shelf life and enhanced safety The use of preservatives in food has sparked ongoing discussions about health implications and the balance between consumer safety and convenience
  • PRESERVATIVE Definition Meaning - Merriam-Webster
    The meaning of PRESERVATIVE is having the power of preserving How to use preservative in a sentence
  • Role of Preservatives in Food Safety and Shelf Life Extension
    Preservatives are substances added to food products to prevent spoilage and extend shelf life They work primarily by inhibiting the growth of microorganisms such as bacteria, yeasts, and molds, which can cause food to deteriorate and potentially lead to foodborne illness
  • Preservatives - Chemical Safety Facts
    All life forms – bacteria, plants, fish, animals and humans – naturally produce formaldehyde As a preservative, formaldehyde is well known for its anti-bacterial properties, helping to prevent the growth of bacteria and other pathogens and extend shelf life when it is added as a product ingredient
  • Preservative - healthencyclopedia. org
    Preservatives extend the shelf life of foods, beverages, and drugs by preventing spoilage, microbial growth, and oxidation, ensuring safety and freshness





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