Tarmac has created Topmix Permeable, a porous concrete that allows rain water to flow though it. Up to 880 gallons of water can trickle through Topmix, which could eliminate flooding where it has been installed. Tech Insider tells you all you need to know about tech: gadgets, how-to’s, gaming, science, digital culture, and more. Subscribe to our channel and visit us at: TI on Facebook: TI on Instagram:
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