Charles C. Mann Quote

About 3.5 percent of the weight of seawater consists of dissolved salts, most of it table salt. The most common way of removing the salt is known as reverse osmosis.

Charles C. Mann

About 3.5 percent of the weight of seawater consists of dissolved salts, most of it table salt. The most common way of removing the salt is known as reverse osmosis.

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About Charles C. Mann

Charles C. Mann (born 1955) is an American journalist and author, specializing in scientific topics. In 2006 his book 1491: New Revelations of the Americas Before Columbus won the National Academies Communication Award for best book of the year. He is the co-author of four books, and contributing editor for Science, The Atlantic Monthly, and Wired.