THE BRITISH OXYGEN CO. LTD
... Born to blush unseen The sun can take a summer holiday. For tomato-growers have a surer method of ripening crops. Picked when mature but unripe, the tomatoes are put into a closed room and exposed to Ethylene an industrial gas that is nature's ripening agent in highly concentrated form. Who produces Ethylene Of course The British Oxygen Company Ltd. Putting the sun in the shade for tomato ...