2021-4-14 Coal tar is a thick dark liquid which is a by-product of the production of coke and coal gas from coal. It has both medical and industrial uses. Medicinally it is a topical medication applied to skin to treat psoriasis and seborrheic dermatitis (dandruff). It may be used in combination with ultraviolet light therapy. Industrially it is a railway tie preservative and used in the surfacing of roads.
2021-4-13 Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content and since the 1880s has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production. In the United Kingdom and South Africa, a coal mine and its structures are a colliery, a coal mine is called a 'pit
2021-4-19 The term “coal-tar colors” dates back to the time when these coloring materials were by-products of the coal industry. Today, most are made from petroleum, but the original name is still used
There are numerous products that are created from petroleum and its by-products. A study reveals that by-products of petroleum alone provides scope to obtain 6000+ new products, to name a few, fertilizers, perfumes, flooring, insecticides, soaps, vitamins, petroleum jelly, etc. A few of the products obtained from petroleum are: Gasoline; Diesel oil
Montana has the nation's largest recoverable coal reserves, which is about 30% of the U.S. total, and the state accounts for about 5% of U.S. coal production. Montana's temperature extremes and its small population contribute to the state's residential sector having the second-highest per capita energy consumption of any state, behind only
Petroleum prices, supply and demand information from the Energy Information Administration EIA Official Energy Statistics from the U.S. Government