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Results 1 - 1 of 1 for Infrastructure
  1. Lung problems and volcanic smog 
    ... gases can be harmful to health, vegetation and infrastructure. www.usgs.gov/programs/VHP/volcanic-gases-can-be-harmful-health-vegetation-and-infrastructure . Accessed May 26, 2022.
    https://medlineplus.gov/ency/article/007468.htm - Medical Encyclopedia