Pertemuan 13 OFF CLASS 1. What color has the highest visibility ? 2. What three classifications have been identified from the standpoint of exposure to vibration ? OFF CLASS 3. What is meant by the environmental temperature 4. What is meant by absorbed dose of radiation ? What is the unit of absorbed dose ? 5. In what ways can workers be protected from vibration ? OFF CLASS 6. Explain the impact of noise levels below 85 dBA on office work 7. What environmental factors affect heat stress ? How can each be measured ? OFF CLASS 8. A work area has a reflectivity of 60 percent, based on the color combinations of the workstations and the immediate environment. The seeing task of the assembly work could be classified as difficult. What would be your recommended illumination ?