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The word "smog" was coined in the early 20th century, and is a portmanteau of the words smoke and fog [1] to refer to smoky fog due to its opacity, and odour. [2] The word was then intended to refer to what was sometimes known as pea soup fog , a familiar and serious problem in London from the 19th century to the mid-20th century, where it was ...
The Coleman–Liau index is a readability test designed by Meri Coleman and T. L. Liau to gauge the understandability of a text. Like the Flesch–Kincaid Grade Level, Gunning fog index, SMOG index, and Automated Readability Index, its output approximates the U.S. grade level thought necessary to comprehend the text.
The word is a portmanteau of the words "volcanic" and "smog". [1] The term is in common use in the Hawaiian Islands, where the Kīlauea volcano, on the Island of Hawaiʻi (the "Big Island"), erupted continuously between 1983 and 2018. [2] Based on June 2008 measurements, Kīlauea emits 2,000–4,000 tons of sulfur dioxide (SO 2) every day. [3]
cattalo, from cattle and buffalo [2]; donkra, from donkey and zebra (progeny of donkey stallion and zebra mare) cf. zedonk below; llamanaco, from llama and guanaco [3]; wholphin, from whale and dolphin [2]
A research question is "a question that a research project sets out to answer". [1] Choosing a research question is an essential element of both quantitative and qualitative research . Investigation will require data collection and analysis, and the methodology for this will vary widely.
Smoke particulates, like other aerosols, are categorized into three modes based on particle size: nuclei mode, with geometric mean radius between 2.5 and 20 nm, likely forming by condensation of carbon moieties. accumulation mode, ranging between 75 and 250 nm and formed by coagulation of nuclei mode particles
New Delhi, India has spent days under a haze so thick officials have canceled school and delayed flights. Arvind Kejriwal, the chief minister of Delhi, even likened the city to a “gas chamber ...
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