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  1. Feb 2022
  2. www.star-telegram.com www.star-telegram.com
    This Fort Worth inventor created a DIY air filter that traps coronavirus particles
    1
    1. jackiekrauss 28 Feb 2022

      Mccarthy, C. (2022, February 22). This Fort Worth inventor created a DIY air filter that traps coronavirus particles. Fort Worth Star-Telegram. https://www.star-telegram.com/news/local/crossroads-lab/article258052148.html

      is:news lang:en COVID-19 Fort Worth inventor DIY air filter omicron aerosol particle air quality Corsi-Rosenthal box Jim Rosenthal indoor air air flow virus pathogen enclosed space
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    star-telegram.com/news/local/crossroads-lab/article258052148.html
  3. Dec 2020
  4. pubs.usgs.gov pubs.usgs.gov
    report.pdf
    1
    1. dasaptaerwin 22 Dec 2020
      Concepts of Ground Water, Water Table,and Flow Systems

      ilustrasi yang sangat bagus untuk menunjukkan bahwa adanya sumur akan mengubah arah aliran air tanah secara makro.

      aliran air tanah groundwater flow
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    pubs.usgs.gov/circ/1998/1139/report.pdf