One of the first things taught in school science classes is that there are three states of matter - solids, liquids and gases. Bizarrely, however, at high pressures and temperatures there is a critical point above which the distinction between a liquid and a gas is lost and a single 'supercritical fluid' is formed.
One of the first things taught in school science classes is that there are three states of matter - solids, liquids and gases. Bizarrely, however, at high pressures and temperatures there is a critical point above which the distinction between a liquid and a gas is lost and a single 'supercritical fluid' is formed.
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