21.   -- Government agencies fiercely oppose moves to bring them under safety rules that apply to commercial and general aviation.

22.   A study by the National Transportation Safety Board and an investigation by New York Times reporters cast a disturbing light on airline safety rules and regulations.

23.   According to testimony presented to the court of inquiry, the operations of the submarine, the Greeneville, were riddled with mistakes and violations of safety rules.

24.   After the new safety rules were originally agreed in July, the U.S. said they threatened exports of U.S. products worth billions of dollars.

25.   Airlines also have safety rules barring aerosol cans, flammable liquids and some other goods.

26.   Already Bush has retreated from workplace safety rules and preferences in government contracts for unionized companies.

27.   But consumer advocates say Agriculture Department food safety rules are so ineffective that most raw chicken at a supermarket has evidence of fecal contamination.

28.   But he has shown a remarkable ability to reverse himself in certain cases when there is an uproar over his attempts to roll back environmental and health safety rules.

29.   But he also has shown a remarkable ability to reverse himself when there was a public uproar over his attempts to cancel some environmental and health safety rules.