| Element | Outdoors | Indoors |
Environment | Air temperature | 5˚C | Refer to Table 2 |
MRT | 5˚C | Refer to Table 2 | |
Relative humidity | 40% | 40% | |
Air velocity | 0.1 m/s | 0.1 m/s | |
Human Body | Metabolic rate | 1.5 met | 1.0 met |
Clothing resistance | 2 clo | Refer to Table 2 | |
Other | Work rate accomplished | 0 W/m2 | 0 W/m2 |
Ratio of body’s radiating area to total surface area | 0.7 | 0.7 | |
Longwave radiation emissivity of clothing surface (= absorptivity) | 0.95 | 0.95 |