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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.
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.
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