Publisher's Synopsis
The aim of this series is to show how a raw material is found, processed and used in various ways, showing the full circle of manufacture, usually in a logical progression from raw to finished product. It aims to cover as many areas of the curriculum as possible and to bring in elements of science, environmental concern and technology.;The subject ranges from extraction of the material to final dumping of waste materials and including topical issues such as recycling and pollution. The final chapter of each book is an illustrated "fact pact" section, which provides facts about the material or its products.;The illustrations include diagrams, often flow charts which show how a material is processed. Photographs are used to illustrate simple projects or experiments with materials that children will be able to carry out for themselves.