11.   Researchers in the United States have developed a method of increasing the efficiency of coal-fired power stations and reducing emissions from them.

12.   An American company, Collins and Aikman, has developed a method of grinding up old carpets to produce synthetic wood.

13.   Researchers at the University of Liverpool have developed a method of identifying polychlorinated biphenyls which indicates their source and may help to follow them through the environment.

14.   Nevertheless, methods were being developed to allow the mounting weight of Bomber Command to inflict an ever-deeper mark accurately on the allotted targets.

15.   These methods were developed to aid the physical mapping of the fission yeast S.pombe but are applicable to other hybridisation data.

16.   Also that year, a New York company developed a method of using Zonolite to make building boards at half the weight and twice the strength of wood.

17.   An ASCO committee is developing a method for evaluating the quality of plans offered by different managed care organizations, Glick said.

18.   And she had earned praise from her peers for her published work in developing a method to determine more clearly the chemical properties of various alcohols.

19.   As officials looked for the anthrax, three groups of scientists worked to develop methods of finding genetic fingerprints in the Ames strain.

20.   Bancroft developed another method soon afterward.