Sonar (originally an acronym for SOund Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate …
Sonar® A.S. Aquatic Herbicide Section 6. Accidental release measures Environmental precautions Personal precautions, protective equipment and emergency procedures
Sonar echo location system instruments electronic charts computers radar sonar radio communication and autopilots.
Active sonar, the transmission equipment used on some ships to assist with navigation, is detrimental to the health and livelihood of some marine animals. …
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The new study showed for the first time that bats catch insects by sonar as it is far more efficient than using vision, even during twilight.
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