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Lightning injuries are divided into direct strikes, side splash, contact injury, and ground current. [1] Ground current occurs when the lightning strikes nearby and travels to the person through the ground. [1] Side splash makes up about a third of cases and occurs when lightning strikes nearby and jumps through the air to the person. [1]
A lightning strike can also create a large Lichtenberg figure in grass surrounding the point struck. These are sometimes found on golf courses or in grassy meadows. [ 12 ] Branching root-shaped " fulgurite " mineral deposits may also be created as sand and soil are fused into glassy tubes by the intense heat of the current.
Sympathetic lightning is the tendency of lightning to be loosely coordinated across long distances. Discharges can appear in clusters when viewed from space. [22] [23] [24] [clarification needed] Upward lightning or ground-to-cloud lightning is a lightning flash which originates from the top of a grounded object and propagates upward from this ...
John Jensenius, the creator of Lightning Safety Awareness Week, hopes to continue to eliminate lightning fatalities and help Americans protect themselves. Here are three important t Top 3 tips on ...
Fortunately, if the numbers as of Dec. 20 hold until the end of the year, 2024 will go down as the second-least number of lightning fatalities in the U.S. in the last 10 years, surpassed only by ...
Street lights flickered before a power out hit Broome as a severe thunderstorm swept through the West Australian town on Saturday, December 5.This footage uploaded to Facebook shows an intense ...
This is known as the "let go threshold" and is a criterion for shock hazard in electrical regulations. The current may, if it is high enough, cause tissue damage or fibrillation which can cause cardiac arrest; more than 30 mA [ 12 ] of AC (rms, 60 Hz) or 300–500 mA of DC at high voltage can cause fibrillation.
When there's thunder and lightning outside, childhood instinct says to hide under the covers. Check out these crazy lightning snapshots: Unfortunately, a woman in Michigan found out this week that ...