Vietnamese inventor Tran Van Truong creates automated waste-sorting system to reclaim resources, reduce landfill waste, and revive polluted dump sites.
Canada-based startup pH7 Technologies has developed a new chemical process solution that can extract precious and critical metals, mainly platinum-group metals (PGM) from both primary and secondary ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback