title: The examination of the ventilation of caravans.
mesh_terms: D002151:Calorimetry; D002245:Carbon Dioxide / Q000032:analysis; D005740:Gases; D006361:Heating; D006798:Housing; D006801:Humans; D008297:Male; D008722:Methods; D011407:Propane; D013997:Time Factors; D014691:Ventilation
chemical_list: D005740:Gases; D002245:Carbon Dioxide; D011407:Propane