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diacewrb t1_itup49g wrote

10 seconds is very good considering that dedicated equipment and warning systems can give people an alert from anywhere from a few seconds to up to a minute or two depending on circumstances.

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kreiger-69 t1_ityxdqy wrote

Yep, one example would be a steeplejack being able to hold onto something knowing the earth was about to boogie woogie below them

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