Small quantities of hydrogen sulphide are released by nerve cells in the penis before intercourse, causing the male sex organ to become erect, Italian scientists have found. The foul-smelling gas is released in larger amounts by decaying eggs and from the exhaust pipes of cars fitted with catalytic converters, but researchers now believe it could be used to create a rival to Viagra. picked by suebe 1 year ago tags viagra rotten eggs hyrdogen sulphide erectile |
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