Answer Questions about Recycling Plastics ?

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Recycling Plastics

answer the questions in the document.

there are 3 pre lab questions and 6 post lab questions in the document.

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Recycling Plastics Pre-Lab Questions 1. What is the acronym and code symbol for polystyrene, the plastic used in hot cups? 2. Which is least dense, saline or ethanol solution? 3. Which burning plastic gives off HCI vapor? Post-Lab Questions 1. Identify the most dense and least dense plastic tested respectively? 2. Identify a plastic tested having a density between the most and least dense. 3. In the recycling and reuse process for plastics, do you think it is important not to mix them together? Explain. 4. PVC is mostly hydrocarbon, whereas HDPE is a hydrocarbon. Could they be recycled to use as fuel? 5. Plastic milk gallons are usually made of which plastic? 6. Plastic bottles that are returned to stores for deposit are made of which plastic?
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Recycling Plastics
Pre-Lab Questions
1. What is the acronym and code symbol for polystyrene, the plastic used in hot cups?
Polystyrene is usually abbreviated as PS with code symbol 6.
2. Which is least dense, saline or et...


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