Documents © Boardworks Ltd 2005 KS4 USEFUL PRODUCTS FROM THE AIR.

Slide 1 © Boardworks Ltd 2005 KS4 USEFUL PRODUCTS FROM THE AIR Slide 2 © Boardworks Ltd 2005 What you will learn - The air is made up mostly of nitrogen and oxygen along…

Documents National 5. Chemistry is extremely important to the future of food production. As the population of...

National 5 Chemistry is extremely important to the future of food production. As the population of the world increases, more efficient ways of producing foods are required.…