Damien Hirst was a shark in formaldehyde in a vitrine, and sold for £50,000. The shark had been caught by a commissioned fisherman in Australia and had cost £6,000. The exhibition also included "In a Thousand Years". As a result of the show, Hirst was nominated for that year's Turner Prize, but it was awarded to Grenville Davey. Hirst's first major international presentation was in the Venice Biennale in 1993 with the work, "Mother and Child Divided", a cow and a calf cut into sections and exhibited in a series of separate vitrines. He curated the show "Some Went Mad, Some Ran
Formaldehyde to 90% of the total formaldehyde in the environment. Formaldehyde is an intermediate in the oxidation (or combustion) of methane, as well as of other carbon compounds, e.g. in forest fires, automobile exhaust, and tobacco smoke. When produced in the atmosphere by the action of sunlight and oxygen on atmospheric methane and other hydrocarbons, it becomes part of smog. Formaldehyde has also been detected in outer space (see below). Formaldehyde and its adducts are ubiquitous in living organisms. It is formed in the metabolism of endogenous amino acids and is found in the bloodstream of humans and other primates at