Laser-sculpted aluminium purifies Water with the power of daylight

A black panel of aluminium crafted by lasers can purify drinking water when heated by sunlight. It could eventually be used in drought-stricken places or regions where by clear ingesting water isn’t available.Chunlei Guo at the University of Rochester in Ny and his colleagues built the panel employing brief-pulse lasers to change the floor of the 3-centimetre … Read more