Search results

View (previous 20 | ) (20 | 50 | 100 | 250 | 500)
  • Thumbnail for Carbon
    sources of inorganic carbon are limestones, dolomites and carbon dioxide, but significant quantities occur in organic deposits of coal, peat, oil, and...
    97 KB (10,865 words) - 11:10, 17 May 2024
  • Thumbnail for Shungite
    as with many carbon deposits it contains trace amounts of carbon allotropes such as graphene sheets and fullerenes. The Shunga deposit contains an estimated...
    16 KB (1,714 words) - 09:47, 19 February 2024
  • Thumbnail for Sabatier reaction
    produces atomic carbon as waste. However, difficulties maintaining its temperature of up to 600 °C and properly handling carbon deposits mean significantly...
    22 KB (2,540 words) - 14:54, 21 May 2024
  • Thumbnail for Black carbon
    albedo when deposited on snow and ice (direct effects) and indirectly by interaction with clouds, with the total forcing of 1.1 W/m2. Black carbon stays in...
    100 KB (11,966 words) - 20:18, 23 April 2024
  • combustibility and deposit forming tendencies of the fuel. The Ramsbottom test is used to measure carbon residues of an oil. In brief, the carbon residue of a...
    2 KB (256 words) - 18:21, 28 December 2022
  • Thumbnail for Carbon-14
    comparison of carbon-14 levels in a sample, with tree ring or cave-deposit carbon-14 levels of a known age, then gives the wood or animal sample age-since-formation...
    38 KB (4,206 words) - 08:03, 17 May 2024
  • Thumbnail for Carbon dioxide
    source of available carbon in the carbon cycle, atmospheric CO2 is the primary carbon source for life on Earth. In the air, carbon dioxide is transparent...
    112 KB (13,024 words) - 05:59, 13 May 2024
  • oil and gas did not originate from fossil deposits, but have instead originated from deep carbon deposits, present since the formation of the Earth....
    70 KB (7,714 words) - 06:21, 21 April 2024
  • from Italian mechanics in the 1950s using this practice to burn off carbon deposits from the spark plugs of sports cars. However, modern direct injection...
    2 KB (125 words) - 13:25, 8 May 2024
  • Thumbnail for Carbon, Iowa
    Carbon is an rural hamlet[citation needed] in Douglas Township, Adams County, Iowa, United States. The population was 36 at the 2020 census. There is a...
    15 KB (1,552 words) - 02:45, 22 May 2024
  • Thumbnail for Graphite
    Graphite (redirect from Carbon electrode)
    form of the element carbon. It consists of stacked layers of graphene. Graphite occurs naturally and is the most stable form of carbon under standard conditions...
    72 KB (8,208 words) - 06:34, 1 May 2024
  • Thumbnail for Fusain
    Fusain is a fossilised carbon deposit which, after some controversy, has been identified as fossilised charcoal. It is fibrous, black and opaque, and often...
    2 KB (243 words) - 19:53, 9 January 2024
  • overheated oil inside the compressor, it breaks down into carbon deposits.  These carbon deposits will develop in the bearing, which can lead to less efficient...
    5 KB (637 words) - 06:06, 17 January 2024
  • Thumbnail for Climate change
    after the ice has melted, they start absorbing more heat. Local black carbon deposits on snow and ice also contribute to Arctic warming. Arctic surface temperatures...
    313 KB (27,986 words) - 17:39, 20 May 2024
  • Thumbnail for Activated carbon
    properties of deposited metal. Activated carbon treatment removes such impurities and restores plating performance to the desired level. Activated carbon is used...
    70 KB (7,967 words) - 19:31, 2 May 2024
  • Thumbnail for Carbon cycle
    The carbon cycle is that part of the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere...
    100 KB (10,174 words) - 05:27, 28 April 2024
  • Thumbnail for Carbon nanofiber
    Here, gas-phase molecules are decomposed at high temperatures and carbon is deposited in the presence of a transition metal catalyst on a substrate where...
    24 KB (3,009 words) - 16:23, 8 May 2024
  • Carbon is a primary component of all known life on Earth, and represents approximately 45–50% of all dry biomass. Carbon compounds occur naturally in great...
    25 KB (2,574 words) - 01:11, 24 April 2024
  • Thumbnail for Gasoline direct injection
    increased carbon deposits in GDI engines. Third party manufacturers sell oil catch tanks which are supposed to prevent or reduce those carbon deposits. The...
    43 KB (5,011 words) - 15:26, 21 May 2024
  • Thumbnail for Uranium ore
    deposits Collapse breccia pipe deposits Volcanic deposits Surficial deposits Metasomatite deposits Metamorphic deposits Lignite Black shale deposits Other...
    46 KB (4,826 words) - 12:48, 21 May 2024
View (previous 20 | ) (20 | 50 | 100 | 250 | 500)