What really happens to the plastic you throw away - Emma Bryce
View full lesson: http://ed.ted.com/lessons/what-really-happens-to-the-plastic-you-throw-away-emma-bryce We've all been told that we should recycle plastic bottles and containers. But what...
========== This is the story
of three plastic bottles, empty and discarded. Their journeys are about to diverge with outcomes that impact nothing less
than the fate of the planet. But they weren't always this way. To understand where these bottles end up,
we must first explore their origins. The heroes of our story
were conceived in this oil refinery. The plastic in their bodies was formed by chemically bonding
oil and gas molecules together to make monomers. In turn, these monomers were bonded
into long polymer chains to make plastic in the form of millions of pellets. Those were melted at manufacturing plants
and reformed in molds to create the resilient material
that makes up the triplets' bodies. Machines filled the bottles
with sweet bubbily liquid ...