WebMost polymers are formed by processing crude oil but they can be made from both natural and synthetic resources. They are sold as sheets, films, bars, rods, granules and tubes. Thermoforming... WebMost polymers are obtained from crude oil often found deep within the Earth’s crust. It is accessed by drilling, which can be a costly and messy process. Some polymers can be derived from...
Sources and origins - Polymers - Edexcel - GCSE Design and …
WebMost polymers are manufactured and are designed by chemical engineers. Most are made using non-renewable crude oil. Difficulties around disposal mean there is a drive to … WebGCSE Edexcel Polymers Most polymers are manufactured and are designed by chemical engineers. Most are made using non-renewable crude oil. Difficulties around disposal mean there is a drive to... dating sites for people born premature
Uses of polymers - Materials for different uses - BBC Bitesize
WebSurface finishes. Some polymers that are formed in a mould are self-finishing, meaning that the inside surface of the mould is so smooth that the form that is taken from it is also smooth. A motorbike helmet is a good example - the outside of the helmet is smooth because of the mould it was made in. Once a polymer has been cut or shaped from ... WebSep 23, 2024 · Polymer facts for kids. A polymer is a molecule, made from joining together many small molecules called monomers. The word "polymer" can be broken down into "poly" (meaning "many" in Greek) … WebPolymers Addition polymers are made from molecules containing C=C bonds. Polymers have different uses that depend on their properties. DNA, starch and proteins are … bj\u0027s in wilmington delaware