Below is everything (newest at top) with "education+research+tech+water" in its title or subcategories.
SALT WATER FILTER INVENTED( education / research / tech / water )
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.
See bbc.com/news/science-environment-39482342salt water filter ... read more