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Emissions from the Human Body

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Some typical gaseous emissions from the human body: 

  • Acetaldehyde: 3.5 10-8 g/h
  • Acetone: 4.8 10-7 g/h
  • Ammonia: 1.6 10-5 g/h
  • Carbon dioxide: 3.2 10-2 g/h
  • Carbon monoxide: 1 10-5 g/h
  • Hydrogen sulfide: 1.5 10-8 g/h
  • Methane: 1.7 10-6 g/h
  • Methanol: 6 10-9 g/h
  • Toluene: 2.3 10-8 g/h
  • 1 g/h = 1 10-3 kg/h = 2.2 10-3 lb/h
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Related Topics

Physiology

Human physiology, air quality and comfort temperatures, activity and metabolic rates, health effects of carbon monoxide and more.

Related Documents

Carbon Dioxide Emission from the Human Body vs. Activity

Carbon Dioxide emission from persons vs. activity.

Clothing, Activity and Human Metabolism

Human metabolism at low and high activity with different levels of clothing.

Heat Emission from Animals

Heat energy produced by animals.

Human Body - Specific Heat

Specific heat of the human body - compared to substances like protein and wood.

Human Body Composition

Composition of the human body.

Human Effort Levels - Energy and Heart Rates

Human work effort levels vs. energy expenditure and associated heart rates.

Human Heat Gain

Heat gain from persons in air conditioned spaces - in btu/hr.

Human Need of Air

Fresh air is required for respiration and for transport of heat and vapor emitted from the human body.

Humans - Required Rest Time

Relaxation rest time vs. working time and activity.

Met - Human Metabolic Rates

Metabiolic Rate - Met - is used as a measuring unit for human body heat or power production.

Metabolic Heat Gain from Persons

Human metabolic heat gain in air conditioned rooms.

Required Building Space per Person

Room area per person - may be used to calculate typical indoor climate loads.

Survival Time in Cold Water

Time to exhaustion and death for humans in cold water.

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