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Lime in your everyday life – What is lime?

Lime is a term for various products produced from limestone, such as quicklime, slaked lime, or limestone flour.

Limestone is a type of rock formed many millions of years ago, in particular by the deposition of residues of fossils with shells, such as corals and gastropods. Limestone exposed to high pressure and high temperatures in the Earth’s crust has transformed into marble.

We have used limestone since the Stone Age and quarried limestone in larger quantities for over 1,000 years. Its use gained momentum with the rise of the modern society.

At present, lime is essential for maintaining many key societal functions. The industry, construction, agriculture, water purification and flue gas cleaning depend daily on limestone or limestone-based products.

Limestone from Nordkalk’s Pargas quarry is two billion years old.