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  2. Underwater explosion - Wikipedia

    en.wikipedia.org/wiki/Underwater_explosion

    Test of a deep water bomb against ship hulls. Hardtack I Umbrella: US June 8, 1958: Inside Enewetak Atoll, PPG 46 m (151 ft), 46 m (151 ft) 9 kt: Test of a shallow water bomb on ocean floor against ship hulls. 1961 122 (Korall-1) USSR October 23, 1961: Novaya Zemlya: 20 m (66 ft), unknown 4.8 kt: A T-5 torpedo test. Dominic Swordfish: US May 11 ...

  3. Water pollution - Wikipedia

    en.wikipedia.org/wiki/Water_pollution

    A practical definition of water pollution is: "Water pollution is the addition of substances or energy forms that directly or indirectly alter the nature of the water body in such a manner that negatively affects its legitimate uses." [1]: 6 Water is typically referred to as polluted when it is impaired by anthropogenic contaminants.

  4. Contact explosive - Wikipedia

    en.wikipedia.org/wiki/Contact_explosive

    Nitrogen triiodide atomic shape. The structures and bonds that make up a contact explosive contribute to its instability. Covalent compounds that have a large unequal sharing of electrons have the capability to fall apart very easily and explosively. Nitrogen triiodide is a perfect example of this property.

  5. Latest EPA assessment shows almost no improvement in river ...

    www.aol.com/news/latest-epa-assessment-shows...

    The nation’s rivers and streams remain stubbornly polluted with nutrients that contaminate drinking water and fuel a gigantic dead zone for aquatic life in the Gulf of Mexico, according to a ...

  6. Wastewater quality indicators - Wikipedia

    en.wikipedia.org/wiki/Wastewater_quality_indicators

    Nonpoint source pollution can be contrasted with point source pollution, where discharges occur to a body of water at a single location. The nonpoint sources of phosphates include natural decomposition of rocks and minerals, stormwater runoff , agricultural pollution , erosion and sedimentation , atmospheric deposition , and direct input by ...

  7. Nutrient pollution - Wikipedia

    en.wikipedia.org/wiki/Nutrient_pollution

    Nutrient pollution, a form of water pollution, refers to contamination by excessive inputs of nutrients. It is a primary cause of eutrophication of surface waters (lakes, rivers and coastal waters ), in which excess nutrients, usually nitrogen or phosphorus , stimulate algal growth. [ 1 ]

  8. 'A ticking time bomb': Why California can't provide safe ...

    www.aol.com/news/ticking-time-bomb-why...

    The water system for the Kern County community has exceeded its maximum contaminant levels for the carcinogenic 1,2,3-TCP for the last several years, and residents must buy bottled water for ...

  9. Condensation cloud - Wikipedia

    en.wikipedia.org/wiki/Condensation_cloud

    When a nuclear weapon or high explosive is detonated in sufficiently humid air, the "negative phase" of the shock wave causes a rarefaction of the air surrounding the explosion but not of the air contained within it. The rarefied air is temporarily cooled, which causes condensation of some of the water vapor within the rarefied air. When the ...