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The energy consumed in manufacturing ductile iron pipe was 19.55 MJ per kg and volume of emissions released during manufacture was 1.430 kg CO 2 per kg, compared to 68.30 MJ per kg of energy and 4.860 kg CO 2 per kg emissions for PVC pipes, and 1.24 MJ per kg and 0.148 kg CO 2 per kg for concrete pipes of the same diameter. [32]
A bill of quantities is a document used in tendering in the construction industry in which materials, parts, and labor (and their costs) are itemized. It also (ideally) details the terms and conditions of the construction or repair contract and itemizes all work to enable a contractor to price the work for which he or she is bidding.
Reinforced thermoplastic pipe (RTP) is a type of pipe reinforced using a high strength synthetic fibre such as glass, aramid or carbon. It was initially developed in the early 1990s by Wavin Repox, Akzo Nobel and by Tubes d'Aquitaine from France, who developed the first pipes reinforced with synthetic fibre to replace medium pressure steel pipes in response to growing demand for non-corrosive ...
Lara Trump has decided to remove her name from consideration to be a senator in Florida replacing outgoing senator Marco Rubio.
1861: Three-year 100-dollar Interest Bearing Notes were issued that paid 7.3% interest per year. These notes were not primarily designed to circulate and were payable to the original purchaser of the dollar bill. The obverse of the note featured a portrait of General Winfield Scott. 1862: The first $100 United States Note was issued. [3]
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US shale producers would lose market share if Trump's policies slash gas prices, Bob McNally said. "You cannot have $1.50 pump prices and a thriving shale oil sector.
Download as PDF; Printable version ... Per-kilogram prices of some synthetic radioisotopes range to trillions of dollars. ... 1.4×10 −6 [ax] (3.878 × 10 10 kg) No ...