Manufacture of shell limestone

In Hasselt, Overijssel, is the only distillery of shell limestone in the Netherlands which is still in operation. At the distillery, shells from the Wadden Sea are processed into shell lime, which is mainly used for the restoration of monuments. SHOTS: construction workers joint brickwork of a house; shell suction dredger dumps sucked up shells into barge on the Wadden Sea; int. and ext. kilns at …