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Hi, How can we sort two different plastic particles that are very close in density, for example PET/PVC?
![What is Density in Chemistry & Why does Ice Float? - [1-1-12]](http://i.ytimg.com/vi/wgwVx4X4-wA/mqdefault.jpg)
![What is Density in Chemistry & Why does Ice Float? - [1-1-12]](/img/tr.png)
Hi, How can we sort two different plastic particles that are very close in density, for example PET/PVC?