More cards in this set

Made from sand, used to make windows, doors etc.,

Problems caused by mines and ________. Landscape is destroyed, more noise, more dust, more traffic.

Thermal decomposition of calcium carbonate. Calcium carbonate -> calcium _____ + carbon dioxide.

This is made by heating limestone and clay together.

This is made by mixing cement, sand, aggregate and water.

__________ concrete - concrete with steel rods. Concrete = hard, steel = flexibility and strength.