Search results
Results From The WOW.Com Content Network
Petroleum-derived pitch is black in colour, hence the adjectival phrase, "pitch-black". [4] The viscoelastic properties of pitch make it well suited for the polishing of high-quality optical lenses and mirrors. In use, the pitch is formed into a lap or polishing surface, which is charged with iron oxide (Jewelers' rouge) or cerium oxide. The ...
Rosin varies in color, according to the age of the tree from which the turpentine is drawn and the degree of heat applied in distillation, from an opaque, almost pitch-black substance through grades of brown and yellow to an almost perfectly transparent colorless glassy mass. The commercial grades are numerous, ranging by letters from A (the ...
These colors may be considered for part of a neutral color scheme, usually in interior design as a part of a background for brighter colors. Black and dark gray colors are powerful accent colors that suggest weight, dignity, formality, and solemnity. [1] In color theory, a shade is a pure color mixed with black. It decreases its lightness while ...
A color term (or color name) is a word or phrase that refers to a specific color. The color term may refer to human perception of that color (which is affected by visual context) which is usually defined according to the Munsell color system, or to an underlying physical property (such as a specific wavelength on the spectrum of visible light).
Bone-dry The final stage of greenware dried to a near or fully dry state and ready to be fired. In this state, the article is very fragile, non-plastic and porous. Brongniart's formula A mathematical formula developed by Alexandre Brongniart of Sèvres Porcelain which is used to determine the dry material content suspended in a clay or glaze slip.
Pitch (resin) – Natural or manufactured resin Kino (gum) – plant gum Pages displaying wikidata descriptions as a fallback Biodegradable – Decomposition by living organisms Pages displaying short descriptions of redirect targets – plant resins are naturally biodegradable in many circumstances.
A pitch outside the strike zone, on the opposite side of the plate as the batter, is referred to as being "away", in contrast to a pitch thrown between the plate and the batter that is known as "inside". Slang for outs. For example, a two-out inning may be said to be "two away"; a strikeout may be referred to as "putting away" the batter.
Uraninite used to be known as pitchblende (from pitch, because of its black color, and blende, from blenden meaning "to deceive", a term used by German miners to denote minerals whose density suggested metal content, but whose exploitation, at the time they were named, was either unknown or not economically feasible).