linkedin post 2021-03-06 04:54:54

CASEIN GLUE for making altar panels and doors. “Soft cheese is cut up into small pieces and washed with warm water with a pestle and mortar until the water, which you have poured in several times, comes out unclouded. Then this cheese is thinned out by hand and placed in cold water until it becomes hard…mixed with quicklime until it becomes thick as lees.” (Quicklime is roasted limestone, calcium oxide (CaO) which the craftsman would roast in a special kiln after quarrying the stone),

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