A4 loose-leaf.  The manual takes the reader through the underpinning maths and physics before moving on to collision investigation techniques.  Topics covered include;

• Maths
• Physics
• Speed from skid and ABS marks
• Gradients
• Changes in road surface
• Partial braking
• Circular motion including critical speed, swerves and lane changes
• Momentum
• Pedestrian collisions
• Projectiles
• Limited visibility

Cost £80.00 plus postage and packing