Long description

This is a graph showing the comfort zone in terms of temperature and humidity for sedentary activity.

The x-axis indicates relative humidity as a percentage from 0 to 100 in increments of 10.

The y-axis shows temperature in °C with a range of 0-35 in increments of 5.

The following areas on the graph are separated by dotted lines and labelled follows:

0–40% humidity and 0–18 °C is ‘keen’.

0–40% humidity and 18–24 °C is too dry.

0–40% humidity and 24–35 °C is ‘dry heat’.

40–70% humidity and 0–18 °C is too cold.

40–70% humidity and 18–24 °C is labelled with a cartoon of someone sitting comfortably in an armchair indicating the ‘comfort zone’.

40–70% humidity and 24–35 °C is too warm.

70–100% humidity and 0–18 °C is ‘raw’.

70–100% humidity and 18–24 °C is too humid.

70–100% humidity and 24–35 °C is ‘sultry’.