Examples: Sensors to sniff potential chemical weapons will improve industrial processes and environmental monitoring.

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Beans will be turned into chocolate on Tcho's elaborate production line, which is being used as a test-bed for remote video-monitoring of industrial processes by researchers at Fuji Xerox in Palo Alto.

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In particular, he said the national industrial action was damaging a system for monitoring and improving teaching.

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These, he says, are 1, 500 times better than existing sensors at detecting hydrogen. (The gas combines with the tubes, changing their electrical properties.) Hydrogen detection is used to help control certain processes in industrial food production, for tweaking fuel combustion in car engines, and in monitoring certain bacterial infections.

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