An experiment conducted on the hearts of pigs has revealed that toxic car exhaust fumes can actually be a cure for heart disease but only when it is inhaled in small amounts.
Chemists at University of Highlands and Islands (UHI) are exploring the use of toxic chemicals, carbon monoxide and nitric oxide, to enlarge blood vessels and prevent blood clots.
AdvertisementEven though this research is at a very early stage, scientists are hopeful of its potential to treat victims of stroke and heart disease.
Prof Jeremy Pearson, associate medical director at the British Heart Foundation said: "In large amounts these gases are harmful, but in small doses they actually have a beneficial effect."
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