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BIOSAFETY LABS SECURITY LEVELS
Biosafety Level 1
The lowest safety level. These labs work with viruses that are minimal risk to humans.
Hand washing is required on entry and exit and potentially infectious material decontaminated with bleach before thrown away.
Must have a lock. Access limited. Lab does not need to be isolated from other buildings.
Used as teaching spaces.
Study microorganisms such as Staphylococcus which causes food poisoning.
Biosafety Level 2
These labs deal with pathogens that can be harmful to people and the environment such as Hepatitis, HIV and salmonella.
Working in Level 2 requires special training in handling pathogenic agents.
Extra safety and security precautions are taken in addition to those at Level 1
Biosafety Level 3
These labs contain material that can be lethal if inhaled. This includes SARS coronavirus, MERS, and yellow fever.
Significant extra precautions are taken with staff given specific immunisations when dealing with certain diseases.
Infectious material is examined in a biological safety cabinet.
Personnel must wear protective gowns that must be discarded or decontaminated after use.
Strict safety and handling procedures are in place. There must be double entrances to the building and they must contain self-closing doors to reduce risk of pathogen aerosols escaping.
Windows must be sealed. Air from must be filtered before it can be recirculated.
Biosafety Level 4
The highest level for biosafety precautions. Scientist work with highly dangerous diseases that have no vaccine or cure.
All material must be decontaminated.
Personnel must wear a positive pressure suit for protection. On leaving the lab this must pass through decontamination shower before they have a personal shower.
Entry is severely restricted to trained and authorised personnel. All entries are recorded.
Entrance must be via airlocks.
Neymar's bio
Total club appearances 411
Total goals scored 241
Appearances for Barca 186
Goals scored for Barca 105
COMPANY%20PROFILE
Dubai Bling season three
Cast: Loujain Adada, Zeina Khoury, Farhana Bodi, Ebraheem Al Samadi, Mona Kattan, and couples Safa & Fahad Siddiqui and DJ Bliss & Danya Mohammed
Rating: 1/5
Votes
Total votes: 1.8 million
Ashraf Ghani: 923,592 votes
Abdullah Abdullah: 720,841 votes
Tell Me Who I Am
Director: Ed Perkins
Stars: Alex and Marcus Lewis
Four stars
Formula Middle East Calendar (Formula Regional and Formula 4)
The specs
COMPANY%20PROFILE
The specs
The specs
Price, base / as tested Dh1,470,000 (est)
Engine 6.9-litre twin-turbo W12
Gearbox eight-speed automatic
Power 626bhp @ 6,000rpm
Torque: 900Nm @ 1,350rpm
Fuel economy, combined 14.0L / 100km
COMPANY PROFILE
Most%20polluted%20cities%20in%20the%20Middle%20East
MOST%20POLLUTED%20COUNTRIES%20IN%20THE%20WORLD
MATCH INFO
Uefa Champions League semi-final:
First leg: Liverpool 5 Roma 2
Second leg: Wednesday, May 2, Stadio Olimpico, Rome
TV: BeIN Sports, 10.45pm (UAE)