21.   He said it would not, as some environmental groups would have Americans believe, lower safe-drinking water quality standards to unacceptable levels.

22.   If the room temperature drops to unacceptable levels the device will light the lamp.

23.   If he does manage a win, his odds will plunge to an unacceptable level.

24.   Minority communities, typically stuck with the oldest voting machines, suffered grossly unacceptable levels of overcounts and undercounts.

25.   Officials at OPEC are gambling that the excess oil on the market will lead to lower prices and cause the revenues of non-OPEC countries to fall to unacceptable levels.

26.   One privately operated monitor in Houston also recorded an unacceptable particulate level at a station between downtown Houston and nearby Baytown late last week.

27.   Saunas and hot tubs should be avoided because they raise the core body temperature to unacceptable levels.

28.   The reason given was that the losses inflicted by Arab guerrillas on Israeli troops operating there have reached an unacceptable level.

29.   Therefore, it is not likely that the economy can grow much faster or sustain itself much longer without generating unacceptable levels of inflation.

30.   This is an unacceptable level of risk.