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Learn about integrating efficiency, safety, and comfort in workspace design to prevent computer-related diseases and injuries. Understand the effects of Computer Vision Syndrome and Repetitive Stress Injuries, and discover ergonomic devices for optimal posture and reduced strain. Take steps to manage computer waste with recycling and reuse practices for environmental conservation.
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CH 17.1-17.2 Occupational Safety & Environmental Issues of Computer Equipment
ergonomics • Science of integrating efficiency, safety and comfort into the workspace design • Physical relationship between people and their tools • Very important • Sickness • Injuries
Computer-related Diseases • Computer Vision Syndrome • Repetitive Stress injuries
Computer Vision Syndrome • Using computer for very long period of time • headache, blurred vision, neck pain, dry or irritated eyes • Short rest every hour • Use an anti-glare screen • Use a document holder
Repetitive Stress injuries • Keep doing the same action • Typing words • Click the mouse • Short rest every hour • Relaxing your muscles
Ergonomic Devices • Ergonomics mouse • Rest the stress on hand • Ergonomics chair • Make the most comfortable pose of yourself • Lower back • Front arms • Foot rest • Take rest on it • Reduce back, neck and leg get hurt • Adjustable monitor • View angle
Computer waste • Change computer about every 2-5years • New model • Change very short time • Cause waste problems • Monitors, mainboard Contain toxic materials (lead, mercury…… etc)
Reuse and Recycling • Extend the life span of your computer • Some parts can be reuse • Some can recycling • Keep waste out of the landfill • Conserve natural resources