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Papercrete is a building material that consists of re-pulped paper fiber combined with Portland cement or clay, as well as other soils. First patented in 1928 by Eric Patterson and Mike McCain [1] (who originally named it "padobe" and "fibrous cement"), it was revived during the 1980s. It is generally perceived as an environmentally friendly ...
In 2013, 70.8 percent of portland cement was sold as ready-mix concrete, such as is delivered in cement-mixer trucks. 11.5 percent was sold dry to contractors and construction materials stores; 11.3 percent was sold to manufacturers of concrete products; 4.6 percent was sold for oil and gas wells, and 1.8 percent was sold to government agencies ...
TXI was founded in 1946. In 1994, with an annual revenue of $614M, the company ranked 500th on the Fortune 500 list by annual revenue. [2] [ FN 1]. In January 2014, Martin Marietta Materials (), a rival provider of construction materials, agreed to buy TXI for $2.06 billion in stock.
Rosin paper may have a polyurethane coating to improve moisture resistance and tearing. It contains abietic acid, and comes in many size rolls up to 96 inches (2.4 m) wide. Alum-rosin size was invented by Moritz Friedrich Illig in Germany in 1807 [2] and is known to have been used as a building paper by 1850.
One common such material is water, used in multiple units. For the cubic ton, the situation is more complex—there are different cubic tons for different materials. The 1964 Reader's Digest Great Encyclopaedic Dictionary gave the following ton-derived volumes: Timber, 40 cubic feet or 480.0 bd ft or 1.133 m 3; Stone, 16 cubic feet (0.453 m 3)
Aug. 26—The first foundation at the Eli Lilly and Co. Lebanon plant will be poured in October, and the scale of the project is unprecedented in this area. The gene therapy building's foundation ...
Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures to a solid over time. Concrete is the second-most-used substance in the world after water, [1] and is the most widely used building material. [2] Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminium combined. [3]
A Marine Corps veteran who authorities said tried to fake his own death after a falling out with a Virginia-based militia group pleaded guilty Wednesday to illegal possession of ricin, a ...