What the numbers on the bottom of plastic bottles and containers mean Ever wonder what those small numbers on the bottom of your plastic bottles and takeout containers mean? They’re called Resin Identification Codes. April 30, 2018 Education, Environment, Lifestyle Share This Video Tweet Share Share Email Related Videos How does fracking work? – Mia Nacamulli Environment, Human, Technology How does fracking work? – Mia Nacamulli Branching Out for a Green Economy by Sir David Attenborough Ecology, Environment, Human Branching Out for a Green Economy by Sir David Attenborough Why no aquarium has a great white shark Animal, Ecology, Environment Why no aquarium has a great white shark
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