Materials -Material properties explained -Metal properties list A-Z -Material density Table A-Z -Basic BS970 steel selection guide -Plastics -Polymerisation  -Finishing processes -Changing metal properties with heat	Pneumatics -Pneumatic symbols -Compressor types -Air treatment -Pressure regulation -Lubricators -Pneumatics vs hydraulics
Engineering Science -Boyles law -Charles law -Density of air -Energy efficiency -Infrared Radiation -Kinematics -Newton's laws of motion -Mass, weight and gravity -Periodic table -Specific heat capaity -Transposing formula -Thermal expansion -Thermal conductivity -Wave types and measuring waves -Wave properties: Reflection -Wave properties: Refraction	Manufacturing techniques -Water jet cutting -Laser cutting -Injection moulding -Vacuum forming -Investment casting -Die casting -Drop forging
Mechanical Principles-Centripetal force & acceleration -Stress and strain -Coefficients of friction -Viscosity -Torque	Misc -Welding types -Understanding gears -Bearing numbers explained -The greek alphabet