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e. The history of the lumber industry in the United States spans from the precolonial period of British timber speculation, subsequent British colonization, and American development into the twenty-first century. Following the near eradication of domestic timber on the British Isles, the abundance of old-growth forests in the New World posed an ...
Wood fuel. Wood burning. Wood fuel (or fuelwood) is a fuel such as firewood, charcoal, chips, sheets, pellets, and sawdust. The particular form used depends upon factors such as source, quantity, quality and application. In many areas, wood is the most easily available form of fuel, requiring no tools in the case of picking up dead wood, or few ...
[2] [5] Neuman writes that in their effort to overthrow Maduro, the United States conspired with opposition politicians to promote Guaidó's ascension to the disputed presidency, that many of their actions were improvised and how futile the opposition was, resulting with Maduro maintaining power. [2] [4] [6] [5]
Fossil fuel. A fossil fuel [a] is a carbon compound - or hydrocarbon -containing material such as coal, oil, and natural gas, [2] formed naturally in the Earth's crust from the remains of prehistoric organisms (animals, plants and planktons ), a process that occurs within geological formations. Reservoirs of such compound mixtures can be ...
Petroleum products are materials derived from crude oil ( petroleum) as it is processed in oil refineries. Unlike petrochemicals, which are a collection of well-defined usually pure organic compounds, petroleum products are complex mixtures. [ 1] Most petroleum is converted into petroleum products, which include several classes of fuels.
A bus, powered by wood gas generated by a gasifier on a trailer, Leeds, England, c. 1943. The first wood gasifier was apparently built by Gustav Bischof in 1839. The first vehicle powered by wood gas was built by T.H. Parker in 1901. Around 1900, many cities delivered fuel gases (centrally produced, typically from coal) to residences.
Pellet fuels (or pellets) are a type of solid fuel made from compressed organic material. [1] Pellets can be made from any one of five general categories of biomass: industrial waste and co-products, food waste, agricultural residues, energy crops, and untreated lumber. [2] Wood pellets are the most common type of pellet fuel and are generally ...
Plastic. Household items made of various types of plastics. Plastics are a wide range of synthetic or semi-synthetic materials that use polymers as a main ingredient. Their plasticity makes it possible for plastics to be molded, extruded or pressed into solid objects of various shapes. This adaptability, plus a wide range of other properties ...