recycling

Dell Inc. and office-supply vendor Staples Inc. are working together to offer free recycling for Dell computers, printers and other products.

Olive stones can be turned into bioethanol, a renewable fuel that can be produced from plant matter and used as an alternative to petrol or diesel.

This gives the olive processing industry an opportunity to make valuable use of 4 million tons of waste in olive stones it generates every year and sets a precedent for the recycling of waste products as fuels.

Scientists in China have developed a new recycling method that could transform yesterday's computer into tomorrow's park bench.

Chemists have now found an interesting new approach that may lead to effective recycling of CCl4, an unwanted byproduct of chlorinated hydrocarbon production.

People who want to recycle small electronics can do so free under a test program at about 1,500 post offices.