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Why Are 96,000,000 Black Balls on This Reservoir | Veritasium

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updated 01 Aug 2023

The video explains the use of shade balls, black plastic balls, in a Los Angeles water reservoir to block sunlight and prevent the formation of carcinogenic bromate from bromide reacting with chlorine. The shade balls also reduce algae growth and water evaporation, making them cost-effective for water quality maintenance.

Why Are 96,000,000 Black Balls on This Reservoir?

Why 96,000,000 Shade Balls?

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