Plastic – The Miracle Material?

Plastic is often seen as a miracle material. It certainly has useful properties: it’s durable, versatile and cheap. But what exactly is plastic? Plastics are moldable materials made up of polymers – long chains made from repeating molecules. Almost all plastics are derived from fossil fuels such as crude oil and natural gas. These contain a mixture of hydrocarbons which are processed in various stages to make plastic: Refining - Fossil fuels are extracted and refined into products. For...