Explains in some detail the hazards and risks which gloves can protect against, and when gloves are unnecessary. Describes the sort of gloves which might be used in school science and how to identify them.

Explains laser classification and hazards. Describes the  lasers that are permitted in school and the range of relevant practical work. Also desribes common devices which use lasers and how they might be used in school. Finally, describes the classification and uses of modern, bright LEDs.

Explains the relative merits of three different ways of producing printed circuit boards by etching copper-clad boards.

This document describes some the hazards associated with plaster of Paris, and how to avoid the risks which these pose.

Focuses particularly on the heat generated, and the expansion of the plaster, as it sets.