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CATALYSTS: SPEEDING UP CHEMICAL REACTIONS
 

CATALYSTS: SPEEDING UP CHEMICAL REACTIONS

They are as small as a grain of rice, but just 150 grammes of them have the surface area of a football field. Catalysts speed up chemical reactions, a...

DEEP WATER AND THE ENVIRONMENT
 

DEEP WATER AND THE ENVIRONMENT

Far below some of the planet’s deepest oceans lie vast reservoirs of oil and gas. But developing them must be done with care to avoid disturbing...

RETURNING TO DEEP WATER
 

RETURNING TO DEEP WATER

Producing energy resources deep beneath the world’s oceans has been going on for 40 years, about the span of a worker’s career. So most of...