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Some cotton paper contains a watermark. It is used for banknotes in a number of countries. These banknotes are typically made from 100% cotton paper, but can also be made with a mixture of 75% or less flax. [3] Other materials may also be used and still be known as currency paper. Higher quality art papers are often made from cotton.
Typical engineered composite materials are made up of a binding agent forming the matrix and a filler material (particulates or fibres) giving substance, e.g.: Concrete, reinforced concrete and masonry with cement, lime or mortar (which is itself a composite material) as a binder; Composite wood such as glulam and plywood with wood glue as a binder
An example of the micro aspect of pollution is the off-gassing of the building materials in the building or indoor air pollution. Red List building materials are materials found to be harmful. Also the carbon footprint , the total set of greenhouse gas emissions produced in the life of the material.
Since the last quarter of the 20th century, phenolic resin and cellulose based compound materials have been used as an alternative to ebony and rosewood to make stringed instrument fingerboards. [3] From 2012 to 2018 guitarmaker Gibson used Richlite, a paper composite material, for the fingerboard on several top-of-the-line production guitars.
The "handsheets" made according to TAPPI Standard T 205 [20] are circular sheets 15.9 cm (6.25 in) in diameter and are tested for paper characteristics such as brightness, strength and degree of sizing. [21] Paper made from other fibers, cotton being the most common, tends to be valued higher than wood-based paper. [citation needed]
Photographs from the mid-19th century often show the bare framework, suggesting that the covering was extended only when necessary. Canvas duck was the predominant awning fabric, a strong, closely woven cotton cloth used for centuries to make tents and sails. Awnings became a common feature in the years after the American Civil War.
Emery cloth is a type of coated abrasive that has emery glued to a cloth backing. It is used for hand metalworking. It may be sold in sheets or in narrow rolls, typically 25 or 50 mm wide, often described as "emery tape". The cloth backing makes emery cloth stronger in tension than paper, but still allows a sheet to be conveniently torn to size.
The fabric known as silver or gold tissue can be characterized as a type of metal cloth, woven from fine threads of silver or gold, and possessing a transparent and gauzy texture. [2] Tissue matalassé was a type of Tissue fabric introduced in 1839, characterized by a surface of small squares resembling quilting.