21. -- Special tax breaks to industry for installing environmental controls . 22. Environmental control devices may be assessed for and provided by the National Health Service.23. Washington-based Danaher makes process and environmental control systems and components. 24. A 1968 review noted that environmental controls might be difficult to operate by humanities-oriented occupants. 25. Improvements at the plant in terms of environmental controls have eased public concerns, he said. 26. As China is revising and increasing environmental control standards, Antimony production is becoming increasingly restricted. 27. Cognitive therapist Mary Anne Layden suggested that filters may be useful in maintaining environmental control . 28. 1n 1971 he became NSW Minister for Environmental Control and was Australia's first environment minister. 29. Many of the industries have now shut down and strict environmental controls are in place. 30. :The shuttle has at least four different types of fans in the environmental control system.
