Universal Design Principles/Guidelines:
- Make the design appealing to all users
- Facilitate the user's accuracy and precision
- Arrange elements to minimize hazards and errors: most used elements, most accessible; hazardous elements eliminated, isolated, or shielded
- Provide warnings of hazards and errors
- Provide fail safe features
- Discourage unconscious action in tasks that require vigilance
- Allow user to maintain a neutral body position
- Use reasonable operating forces
- Minimize sustained physical effort
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