| A. solution B. reduces C. products D. adult E. releases |
The secret to protecting our environment might just be hidden in your teacher's coffee cup! Whether it's a wake-up cup or an afternoon cup in a coffee shop, at times it seems that the world runs on coffee! This creates a lot of waste. After they've been used to make the coffee, the grounds often get thrown away. As it rots (腐烂), it a greenhouse gas.
Two Scottish businessmen think they have a . Their company is developing a way to recycle this waste into an oil which could replace palm oil. Palm oil is used in many different foods and . It's made from the fruit of palm trees and is thought to be efficient. This means that it's quite easy to make a lot of palm oil quickly.
