C1 0.0 / 5 ? Chemistrymetals-uses and recyclingGCSEEdexcel Created by: TinanazmieCreated on: 17-05-17 21:08 What is the chemical in limestone, chalk and marble? Calcium carbonate (CaCO3 1 of 8 Why is limestone quarried? For use in making glass, cement and concrete 2 of 8 Problems with quarrying Creates noise and dust, damages animal habitas. Transporting it creates traffic and road damage 3 of 8 Advantages of quarrying Provides jobs. Industries using limestone are important for the local and national economy 4 of 8 How is glass made? By heating limestone, sodium carbonate and sand together 5 of 8 How is cement made? By heating limestone and clay 6 of 8 How is concrete made? By mixing sand, cement, gravel and water 7 of 8 How can you decrease negative quarrying impacts? Restricting size of quarries. Only blasting at specific times. Use water sprays to reduce dust. Create barricades to reduce noise 8 of 8
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