Resources

Cellulose

Crushed baked bricks

Cement

Florennes yellow clay

Neuenahr clay

Herschbach clay

Hirschauer clay

Chopped straw

Maas sand

Dordogne clay

Rhine sand

Crushed washed concrete 0/4

Crushed washed concrete 4/20

Loess loam yellow

Brusselian sand

Brussels

Florennes red clay

Loess loam red

Gand