Month: January 2019

Jerk Rate? What the heck is that?

Wikipedia: Jerk (physics) In physics, jerk is the rate of change of acceleration; that is, the time derivative of acceleration, and as such the second derivative of velocity, or the third time derivative of position. According to the result of dimensional analysis of jerk, [length/time3], the SI units for its magnitude are m/s3 (or m⋅s−3);
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Elevated risk

A TRD investigation found that mechanics often have little training, inspectors regularly fail to identify hazards, and landlords escape penalties By Kathryn Brenzel and David Jeans | January 01, 2019 10:00AM It was a few hours before dawn on Oct. 2, 2015, when Eran Modan and a dozen people piled into the elevator at 156
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