To the Editor: The process of commercial coffee roasting releases large amounts of carbon monoxide (CO),1 which sometimes reach life-threatening levels.2 We report a case of a death due to CO poisoning sustained during commercial coffee roasting.
Report of a Case
A 23-year-old employee of a roasting plant collapsed and lost consciousness soon after entering a storage tank (approximately 2 m in diameter and 2.7 m in height) to retrieve a tool that he had dropped into the tank. When removed from the tank 40 minutes later, he was found to be in a state of cardiopulmonary arrest and was transported to the hospital. Resuscitation attempts, including cardiac compression and administration of 100% oxygen, were unsuccessful.
Five coworkers also were transported to nearby hospitals. Three of these had collapsed and lost consciousness when they went inside or approached the tank, while 2 others reported presyncopal symptoms. All 5 recovered soon or within a few . . . [Full Text of this Article]