21.   Technicians have laboratories to monitor water quality and watch for disease problems.

22.   The agency does not, despite strong efforts, root out enough fraud and waste or monitor the quality of care.

23.   The artificial noses could monitor air quality in building ventilation systems, keeping track of scores of different indoor air chemicals.

24.   The company also makes systems that can monitor the quality of a product being manufactured.

25.   The electronic tongue uses chemical sensors that could soon be used to monitor the quality of bottled mineral water.

26.   The Environmental Protection Agency provides half the funding needed for a helicopter used to monitor the quality of ocean water off the Jersey shore.

27.   The electronic tongue could monitor the quality of simple solutions, says John Warburton, a director of Neotronics Scientific, based in Essex, England.

28.   The Legislature has prevented even prison authorities from fully monitoring the quality of care the universities provide.

29.   The No Child Left Behind Act aims to monitor teacher quality and close the achievement gap between students of different socio-economic backgrounds.

30.   The program also monitors nursing home quality across the nation.