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  2. Gas leak - Wikipedia

    en.wikipedia.org/wiki/Gas_leak

    Gas leaks can damage or kill plants. [4] [5] In addition to leaks from natural gas pipes, methane and other gases migrating from landfill garbage disposal sites can also cause chlorosis and necrosis in grass, weeds, or trees. [6] In some cases, leaking gas may migrate as far as 100 feet (30 m) from the source of the leak to an affected tree. [7]

  3. List of highly toxic gases - Wikipedia

    en.wikipedia.org/wiki/List_of_highly_toxic_gases

    Highly Toxic: a gas that has a LC 50 in air of 200 ppm or less. [2] NFPA 704: Materials that, under emergency conditions, can cause serious or permanent injury are given a Health Hazard rating of 3. Their acute inhalation toxicity corresponds to those vapors or gases having LC 50 values greater than 1,000 ppm but less than or equal to 3,000 ppm ...

  4. Fugitive emission - Wikipedia

    en.wikipedia.org/wiki/Fugitive_emission

    A detailed inventory of greenhouse gas emissions from upstream oil and gas activities in Canada for the year 2000 estimated that fugitive equipment leaks had a global warming potential equivalent to the release of 17 million metric tonnes of carbon dioxide, or 12 percent of all greenhouse gases emitted by the sector, [9] while another report put fugitive emissions at 5.2% of world greenhouse ...

  5. That rotten egg smell could be a gas leak. What can you do to ...

    www.aol.com/news/rotten-egg-smell-could-gas...

    Natural gas leaks happen nearly every day in the U.S. — and they can be deadly if they go undetected. A report from a group of Texas environmental nonprofits released in June found around 2,600 ...

  6. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Oil and gas sites that have methane leaks [20] [21] [22] Other industrial plants [ 23 ] A 2014 study found that in China equipment-, machinery -, and devices-manufacturing and construction sectors contributed more than 50% of air pollutant emissions.

  7. Fugitive gas emissions - Wikipedia

    en.wikipedia.org/wiki/Fugitive_gas_emissions

    Fugitive gas emissions are emissions of gas (typically natural gas, which contains methane) to atmosphere or groundwater [1] which result from oil and gas or coal mining activity. [2] In 2016, these emissions, when converted to their equivalent impact of carbon dioxide , accounted for 5.8% of all global greenhouse gas emissions .

  8. Nitrogen dioxide poisoning - Wikipedia

    en.wikipedia.org/wiki/Nitrogen_dioxide_poisoning

    Heavily fertilized silage, particularly the ones produced from immature plants, generate a higher concentration of the gas within the silo. [23] Nitrogen dioxide is about 1.5 times heavier than air and during silage storage, nitrogen dioxide remains in the silage material. Improper ventilation may result in exposure during the leveling of the ...

  9. Chlorine gas poisoning - Wikipedia

    en.wikipedia.org/wiki/Chlorine_gas_poisoning

    Chlorine gas poisoning is an illness resulting from the effects of exposure to chlorine beyond the threshold limit value. Acute chlorine gas poisoning primarily affects the respiratory system , causing difficulty breathing, cough, irritation of the eyes, nose, and throat, and sometimes skin irritation .