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Table 1 Performance capacities of nine climatic chambers at the Research Center for Human Environmental Adaptation (URL: http://www.id.design.kyushu-u.ac.jp/ninkou/english/homot.html)

From: How humans adapt to hot climates learned from the recent research on tropical indigenes

  Air temperature Relative humidity Illumination Remarks
No. 1 Hyper and hypobaric chamber with lavatory and shower room −10~50 ± 0.5 °C 30~80 ± 5% 0~2,000 lx Air pressure
253~4052 ± 5 hPA
O2 10~40 ± 0.1%
No. 2 Illumination chamber 0~50 ± 0.2 °C 30~90 ± 2% 0~20,000 lx
Color temperature (3,000~10,000 k)
No. 3 Combined factor chamber 0~50 ± 0.2 °C
Wall and floor temperature
(10~45 ± 1 °C)
10~90 ± 2% 0~17,000 lx Air velocity
0~1.5 m/s for each of three layers
No. 4 Thermal chamber −40~50 ± 0.2 °C 20~90 ± 3% 0~1,500 lx  
No. 5 Living environment chamber with bathroom, lavatory, and kitchen 0~40 ± 0.2 °C 30~80 ± 2% 0~2,000 lx
Color temperature of artificial window
(3,000~10,000 K)
No. 6 Water immersion chamber −10~50 ± 0.5 °C 30~80 ± 3% 1,200 lx Depth 0~5 m
Temp. 5~45 °C
No. 7 Thermal radiation chamber with bathroom and lavatory −10~50 ± 0.5 °C 30~80 ± 3% 1,500 lx Thermal radiation
0~1.000 W/m2
No. 8 Noise reduction and radio shield chamber 0~50 ± 0.2 °C 30~80 ± 3% 0~2,000 lx Electric shield
No. 9 Noise reduction and radio shield chamber 0~50 ± 0.2 °C 30~80 ± 3% 0~2,000 lx Electric shield