Paper Hb

by Andrew Langley

Published 1 March 1999
Describes how paper is produced and used to make such products as newsprint, cardboard boxes, fireworks, and television sets.

Steel

by Andrew Langley

Published 1 March 1999
An introduction to steel, explaining where the raw materials for it come from, how they are processed, where steel is made, and how steelmaking affects our environment. Includes several experiments.