did you wonder when you read the roofing post, "how did all those tiles get up there onto the top?" pretty sure that no one did :-) that is over 6000 tiles - each weighing 0.5 kg - moved up by over 7 feet. around 65 Kilo Joules of energy expended. simple as ready, throw, catch and lay. inviting readers to convert to an animated gif image and send. Read complete details.
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