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Do not cough or sneeze into the work zone
4. Minimize arm movement. Move arms in and out of the cabinet slowly to avoid disrupting cabinet airflow
5. Use absorbent pads on the work surface where appropriate to minimize splatter and aerosol
generation in case of spillage.
6. Clean materials should be at least 150 mm away from aerosol generating objects to minimize the
chance for cross contamination.
7. Hold lids/covers above dishes/sample plates in order to prevent air impingement where appropriate.
8. Arrange objects to avoid airflow turbulence
9. Keep your arms as far away as possible from items in the work zone
10. Keep heads (large potential for aerosol generation) out of the work zone
11. It is recommended that the cabinet be operated continuously whenever possible to ensure and
cleanliness.
4.4 CABINET SHUTDOWN PROCEDURE
1. Close front cover/sash and activate UV lamp cycle
Eyes and skin should not be exposed to direct ultraviolet light
Ultraviolet light should not be relied upon as the sole disinfecting agent
Check the UV interlock regularly for correct operation
The use of UV lamp in laminar flow cabinets is explicitly discouraged in all major international
standards and recommendations.
2. Once complete, turn off the cabinet, remove laboratory coat and gloves and wash hands using
germicidal soap thoroughly.
4.5 ERGONOMICS
During the operation of your cabinets, you will be more likely to do it in the sitting position.
Advantages of sitting position:
1. The physiological energy cost and fatigue are reduced
2. It provides the body with a stable support
However, sitting position also has some drawbacks:
1. Limited working area
2. Possible risk of being constrained in a fix posture for a long time
3. One of the most stressful position for the back
Fortunately, it is possible to create a more comfortable and healthier working condition by following these
simple steps:
1. Ensure there is enough space for your leg and feet
2. Keep the lower back comfortably supported by your chair. Adjust the chair or use a pillow behind your
back when necessary
3. Position your fleet flat on the floor or a footrest. Don't dangle your feet and compress your thighs
4. Vary your sitting position throughout the day. Don't sit in one fixed posture all day
5. Eyes , some guidelines:
a. Give your eyes frequent breaks. Periodically look away from the work area and focus at a distant point.
b. Keep your glasses clean
6. Arrange and position your frequently used work materials to minimize the possibility of straining
yourself