PPT-Source analysis- coal mining

Describe their job Why is it difficult and dangerous Hewer Hewer   Reserved for the strongest men who had served their apprenticeship as putters  These men worked at the coal face bringing down and removing the coal  A thin pick was used to undercut the coal then an explosive charge was detonated to bring down the coal which was then dug away to where the putters could remove it. K.B. Trehan – Director, Mining & Metals, IISD / INR. Agenda. Expand the reserve and . resource base . Focus on . enhancing productivity. Speed . up . clearances . Equipment approvals . Essentials for . Types of Coal. Anthracite- burns hotter and cleaner than other types of coal. Considered to be the highest quality (dark black in color and very shiny in appearance). Bituminous- most common type of coal. (brownish/black in color and dull in appearance) . 23. . COAL. BRINGING DOWN THE MOUNTAIN. In the rubble, the true cost of coal. BRINGING DOWN THE MOUNTAIN. . In the rubble, the true cost of coal. 23. Main Concept. Coal plays a major role as an energy source around the world. . K.B. Trehan – Director, Mining & Metals, IISD / INR. Agenda. Expand the reserve and . resource base . Focus on . enhancing productivity. Speed . up . clearances . Equipment approvals . Essentials for . Mr. Teitter. PS 98M . Shorackappock. 4. th. grade. Social Studies/Science. Steps of the PPA. Define the problem. Gather evidence. Identify causes. Evaluate a policy. Develop solutions. Select best solution. COAL . What is Coal? . A black rock . What is in coal? . Comes from the remains of plants that have been compressed over millions of years in the Earth. . It is about 75% carbon . Also may contain sulfur, hydrogen, oxygen, nitrogen, and other substances. . Coal beds were prehistoric swamps.. Can be considered to be . “. stored. ”. solar energy.. Photosynthesis:. CO. 2. H. 2. 0 solar energy .  carbohydrates O. 2. We can also run the process backwards and burn carbs to get energy, water, and carbon dioxide.. Clean Coal Technology. Economic Challenges. Questions / Discussion. Citations. According to the National Academies of Science, Engineering, and Medicine in 2015 United States mines produced about 900 million tons of coal. NSW Independent Planning Commission . Public Hearing. 26 February 2019. POSCO in Australia. Since 1981. Joint Ventures: 9. Invested more than $5bn by end of 2018. . Purchase $7bn of Raw materials p.a. 495 | Page Moussa Diarra 1 B.Tech Mining Engineering 1 Hamallaye ACI2000 street: 337 door: 40 Bamako Mali Fatoumata Diancoumba 2 B.Tech Mining Engineering 2 Garantiguibougou street: 332 door: 92 B 28 6-8 February 2002 The AusIMM Illawarra Branch 2002 Coal Operators flow So installation of treatment systems to maintain compliance for manganese on both sites was required In 1997 Fola began extensive testing to determine what caused the trend toward poor water q What about recycling Coal ash recycling poses health risks especially where the ash is exposed towater for examplewhen sprinkled as cinders on snowy roads spread as agricultural fertilizer or used a Camille Perral and Dominik Makocki. ARC OF THE ENVIRONMENTAL COST OF COAL MINING .                                                                                                       4. .