Elevators in skyscrapers could be used to generate electricity [TechSpot]
The system, dubbed Lift Energy Storage Technology (LEST), would rely on elevators already installed in existing buildings. When not being
Read moreThe system, dubbed Lift Energy Storage Technology (LEST), would rely on elevators already installed in existing buildings. When not being
Read moreUsing videos to drive more visitors to your website is a smart move. Such is the popularity of videos, that
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