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What is "Blotch" - Definition & Explanation

Uneven absorbtion of wood stain due to changing directions of the wood grain at the surface. Some woods such as pine, cherry and maple are prone to blotch. This is sometimes confused with "figure" where there is a variation in the wood tones when finished. The former is normally a defect and the latter is not. You can prevent blotch by pre-sealing the wood with a "spit-coat" (thinned) coat of shellac, "wood conditioner", use of dye instead of pigment, or by using a gel stain that has

Some other terms

Some more terms:

Rough woollen fabric made in the uplands of Mid-Wales from the local hardy sheep. Plain weave, hopsack, or herringbone weaves are the most usual and the yarns are either dyed with synthetic dyes for...
A tight fitting garment, designed to reduce friction. Used to describe the type of shorts worn by runners or a kind of trunks or briefs worn by racing swimmers. Also used to describe a form of brief...
Continuous filament synthetic yarns that have been altered through special treatments or modification to give them elasticity. Techniques include: twisting and untwisting, use of air jets, stuffer...
Bamboo (Bambusa) a giant woody grass, often reaching a height of forty feet or more, found in the tropical and subtropical regions of the Eastern Hemisphere. It also has been grown successfully in...
A natural fiber collected from the inner bark surrounding the stem of certain dicotyledonic plants. Most bast fibers are obtained from herbs cultivated in agriculture, including flax, Jute, hemp and...

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