What Does It Take To Put A Waterfall On A Skyscraper?
Gushing water isn't free: You not only have to get the H2O, but you need energy to bring it to the top of the building. This is why the building only runs this waterfall for short periods of time.
August 1, 2018 at 12:31PM
via Digg https://ift.tt/2Ka7bRm
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