Category:Chalk sticks

Deutsch: Tafelkreide, Schulkreide, Kreidestifte oder Schreibkreide
Nederlands: Krijtstaafjes (schoolkrijtjes)
English: Sticks of processed chalk are produced especially for use with chalkboards in white and also in various colours. These are not actually made from chalk rock but from calcium sulfate in its dihydrate form, gypsum.
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