Graphene-based sieve turns seawater into drinking water ग्राफीन छलनी समुद्री जल बदल को पीने के पानी में बदल सकता है
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BBC News A UK-based team of researchers has created a graphene-based sieve capable of removing salt from seawater. The sought-after development could aid the millions of people without ready access to clean drinking water. The promising graphene oxide si
