synthentic - products that are made from chemicals or artificial substances rather than from natural ones, raw materials - materials that are in their natural state before they are processed or used in manufacturing, extracted - removed or taken out by effort or force, refinery - a production place that breaks down certain materials and makes raw materials into products of value, durability - a property of material meaning it can last a long time without being damaged, biodegradable - something that can be decomposed by bacteria or other living things, microplastics - tiny pieces of plastic that are less than 5 millimetres across,

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