CHEM - Limestone

Limestone 

Used in building - strong - durable - can be cut into shapes easily 

Quarrying 

Disadvantages 

• noise 
• pollution
• dust
• spoils landscapes 
• takes up land 

Advantages

• produces valuable material 
• employment oppurtunities 

Limestone + clay + heat = cement

Limestone + clay + heat + sand = mortar 

Limestone + clay + heat + sand + gravel…