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