reverse osmosis

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desalination plant

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The Prado Museum facade at the Diego Velaszquez memorial. Established in 1819, the museum is considered the best collection of Spanish art and one of the world's finest collections of European art. Madrid, Spain

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Indian hijras participate in a religious procession in Gandhinagar, India, some 30 kilometers from Ahmedabad, on March 22, 2017. Hijra is a term used in South Asia which refers to transgender individuals who are born male. (gender identity, gender expression)

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reverse osmosis: Media

chemistry

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desalination plant

desalination plant

Reverse osmosis pressure vessels at the Claude “Bud” Lewis Carlsbad Desalination...

© Reed Kaestner—The Image Bank/Getty Images

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