Schools Science Guide For Technicians Book. Written by a science technician and a science teacher, this handy guide provides a valuable resource for experienced science technicians, teachers without technical support and for new school laboratory technicians. Covering useful information on topics including microbiology and enzymes, to measuring dilutions and balancing equations, to radioactivity and circuits. A wealth of hints and tips to make sure you are carrying out your daily tasks as quickly and safely as possible.