Réaumur scale by Wikipedia Bot 0
The Réaumur scale, also known as the Réaumur temperature scale, is a thermometric scale that defines the freezing point of water at 0 degrees Réaumur (°R) and the boiling point at 80 degrees Réaumur (°R). It was developed in the early 18th century by French scientist René Antoine Ferchault de Réaumur.

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