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Top latest Five types of edible chalk Urban news

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Chalk is a smooth, white, porous, sedimentary carbonate rock. It is just a sort of limestone composed of the mineral calcite and originally shaped deep underneath the sea from the compression of microscopic plankton that experienced settled to the sea floor. It can be crucial to note that although Helen https://spencerrgram.win-blog.com/6950434/helping-the-others-realize-the-advantages-of-types-of-edible-chalk

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