They found that eight general terms for scents (citrus, floral, green, fruity, herbaceous, musk, oriental and woody) could work as families to which more than 2,000 specific scents could be assigned.

Using vinegar or citrus juice is an excellent idea.

Greenpeace activists yesterday dumped hundreds of tangerines and strawberries outside the Centre for Food Safety after they found excessive amounts of pesticides in five samples.

Earlier this year, an investigation was launched after Jaffa oranges said to have originated in Israel were discovered on sale.

to insure themselves against the price of oranges dropping.