Hemoglobin by molecules such as carbon monoxide (for example, from tobacco smoking, exhaust gas, and incomplete combustion in furnaces). CO competes with oxygen at the heme binding site. Hemoglobin's binding affinity for CO is 250 times greater than its affinity for oxygen, meaning that small amounts of CO dramatically reduce hemoglobin's ability to transport oxygen. Since carbon monoxide is a colorless, odorless and tasteless gas, and poses a potentially fatal threat, carbon monoxide detectors have become commercially available to warn of dangerous levels in residences. When hemoglobin combines with CO, it forms a very bright red compound called carboxyhemoglobin, which may
Blood Car Feature Film at the 2007 Chicago Underground Film Festival Winner - Best Feature Narrative Film at the 2007 Philadelphia FirstGlance Film Festival Winner - Best Narrative Feature Film Award at the 2007 Atlanta Underground Film Festival Winner - Audience Award 2007 Faux Film Festival Winner - Best Feature – 2007 Backseat Film Festival Though filmed in 2007, the film released in the United Kingdom on 23 February 2012. Blood Car Blood Car is a 2007 black comedy film set in the not-too-distant future where gasoline prices have become exorbitant ($30+ US/gallon). Things take a turn for the worse when a