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New Zealand Listener, Volume 13, Issue 314, 29 June 1945, Page 13

ISSUED BY THE DEPT. OF HEALTH 71 70 69 68- 67 66 JUST RIGHT 65- 64 83 The inside temperature of your office or living room should be between 65 and 68 degrees Fahrenheit This is health and comfort level. Keep within that range and dodge chills. Good ventilation is more important in winter than at any other time: Working in a warn; scuffy atmosphere invites colds and other respiratory troubles. The sudden switch from an overheated room to cold outer air is dangerous: Many office workers are scared of fresh air in winter; but Proper ventilation will keep an office fresh and the worker healthy and alert: Get out into the open air in lunch hour. Fling open the windows before You go out to flush the office with clean, fresh air and notice the tonic effect when You come back: Factory production has been shown to be 15 per centa higher at 68 degrees than at 75 degrees: At home, sealed rooms will undermine your health: Keep them well aired during the day, and at night open your bedroom windows as wide as the weather will let You: Still, stale air hinders evaporation and prevents the skin from equating heat production in the body with heat loss through the skin: We call these conditions 0} oppressive Temperature affects the wonderful heat exchange mechanism of the skin, which can nicely balance the production and loss of heat at a room temperature ranging from 650 to 680 but not above: FRESH AIR 2 Free and in full supply USE IT 24a FOR A HEALTHIER NATION Hot Too Too COLD