Sap stain

Commercial ceramic colorants which have been fritted in order to eliminate solubility problems and give greater stability in firing and truer color before firing. Mixture of ...

stain

Building materials; Lumber

A discoloration in wood that may be caused by microorganisms, metal, or chemicals. The term also applies to materials used to impart colors to wood. : Blue –A bluish or grayish ...

stain

Aviation; Aeronautics

A form of nonprotective finish used on wood to color the wood without hiding the grain. After a piece of wood is stained, it is usually covered with varnish to protect it.

stain

Language; Dictionaries

A discoloration by foreign matter; a spot; as, a stain on a garment or cloth.

air space

Building materials; Lumber

The area between insulation facing and interior of exterior wall coverings. For best results, manufacturers recommend filling this space with insulation and allowing at least 3/4" ...

annual ring

Building materials; Lumber

The rings that are generated each year as a tree grows. The age of the tree can be determined by counting the growth rings. The size of the rings can also indicate what type of ...

compression web

Building materials; Lumber

A member of a truss which connects the bottom and top chords and provides downward support.

conifer

Building materials; Lumber

Conifer species are trees or shrubs of the evergreen variety that bear cones. An example would be the pine.

coniferous forests

Building materials; Lumber

Forests comprised of mostly cone bearing trees such as pine forests.

convection

Building materials; Lumber

Currents created by heating air, which then rises and pulls cooler air behind it.

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Industry/Domain: Animals Category: Amphibians

Frogs

Frogs are amphibians in the order Anura. Most frogs are characterised by a short body, webbed digits, protruding eyes and the absence of a tail. Frogs ...