91.  At levels as low as 10 micrograms of lead per deciliter of blood, lead can cause subtle damage to the developing brains of children younger than age 6.

92.  At other times protesters have reported hearing police helicopters hovering at low levels around the buildings and have seen officers spying on them with binoculars and cameras.

93.  Historically low levels indicate that the market has gotten ahead of itself, and that investors who enter it are likely to be disappointed.

94.  However, a reason for optimism is the general belief that a virus has to replicate to mutate and with a low level of replication chances for mutations drop.

95.  However, no evidence shows that oxygen at the low levels used in bars or facials can be dangerous to a normal person's health.

96.  How can the numbers stabilize at a low level if they are fed?

97.  However, monitoring on two Ventura County properties adjacent to the field lab found very low levels of radiation in remote areas not far from the plant boundary.

98.  Historically, such low levels have been a sign of complacency, and a warning of bad times ahead.

99.  If Japan had low levels of debt, you could say, 'pump the prime.'

100.  I have flown hundreds of hours at low level when it was justified as necessary to penetrate heavily defended Soviet airspace with single aircraft on nuclear delivery missions.