The system samples the air around mail as it passes through postal sorting machines and can promptly issue an alert if it detects a biological hazard such as anthrax.
32.
On April 18, the Texas National Guard sent members of the 6th Civil Support Team to the area to test the air quality and assess chemical and biological hazards.
33.
The Department of Justice is researching new methods of forensic research and DNA testing, as well as a chip that one could wear to warn of chemical or biological hazards.
34.
Because biological hazards were not considered an issue with the lunar samples, the curation facility at Johnson Space Center was built with positive pressure, forcing any minuscule leakage of air outward.
35.
In addition, Uzbekistan permitted this correspondent to visit Renaissance Island earlier this year _ the first visit by a journalist _ and to interview officials and scientists concerned about the biological hazards here.
36.
On the ship near Mars, Starr discovers that the slaves are to be sent to Mars in order to live there for a time and scout out any biological hazards or chemical hazards.
37.
Workers in biological hazard suits resembling spacesuits gathered, killed and wrapped in plastic all fowl in the area where the infection occurred, then buried them in special pits using bulldozers with special air-filtration equipment.
38.
Instead, these scientists are building a simulacrum of a thatched Guatemalan hut that will sit inside a triply-protected Level Two Biological Hazard greenhouse on the campus of the Centers for Disease Control and Prevention.
39.
The German government has said an army unit stationed in Kuwait with vehicles specialized in detecting nuclear, chemical and biological hazards may have to offer emergency help if soldiers or Kuwaiti civilians are endangered.
40.
A 1998 study by the National Research Council concluded that cometary debris and cosmic dust do not pose a potential biological hazard to the Earth because they have been exposed to sterilizing radiation in space.
