- chemical stains
- цветовые пятна (пятнистость цветового происхождения, дефект поверхности)
Англо-русский строительный словарь. 2013.
Англо-русский строительный словарь. 2013.
Chemical tests in mushroom identification — are methods that aid in determining the variety of some fungi. The most useful tests are Melzer s reagent and potassium hydroxide. Contents 1 Ammonia 2 Iron salts 3 Meixner test for amatoxins … Wikipedia
chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… … Universalium
Deck stains — are exterior wood coatings that are used primarily for the protection and enhancement of exterior decking. Deck Stains are also known as: Deck Sealers, Deck Coatings, Deck Finishes, and Deck Paints. Deck stain s sealing abilities will protect the … Wikipedia
Tannic acid — IUPAC name 2,3 dihydroxy 5 ({[(2R,3R,4S,5R,6R) 3,4,5,6 tetrakis({3,4 dihydroxy 5 [(3,4,5 trihydroxyphenyl)carbonyloxy]phenyl}carbonylox … Wikipedia
pathology — pathologist, n. /peuh thol euh jee/, n., pl. pathologies. 1. the science or the study of the origin, nature, and course of diseases. 2. the conditions and processes of a disease. 3. any deviation from a healthy, normal, or efficient condition.… … Universalium
soap and detergent — ▪ chemical compound Introduction substances that, when dissolved in water, possess the ability to remove dirt (detergent) from surfaces such as the human skin, textiles, and other solids. The seemingly simple process of cleaning a soiled… … Universalium
Shroud of Turin — The Shroud of Turin: modern photo of the face, positive left, negative right. Negative has been contrast enhanced. The Shroud of T … Wikipedia
Staining — is an auxiliary technique used in microscopy to enhance contrast in the microscopic image.In biochemistry it involves adding a class specific (DNA, proteins, lipids, carbohydrates) dye to a substrate to qualify or quantify the presence of a… … Wikipedia
Stain — Coffee stains For other uses, see Stain (disambiguation). A stain is a discoloration that can be clearly distinguished from the surface, material, or medium it is found upon. Stains are caused by the chemical or physical interaction of two… … Wikipedia
Histology — Not to be confused with Historiography. A stained histologic specimen, sandwiched between a glass microscope slide and coverslip, mounted on the stage of a light microscope … Wikipedia
Dry cleaning — (or dry cleaning) is any cleaning process for clothing and textiles using a chemical solvent other than water. The solvent used is typically tetrachloroethylene (perchloroethylene), abbreviated perc in the industry and dry cleaning fluid by the… … Wikipedia