Objects
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Hazards
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Possible Controls
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Air flow
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- Insufficient volume of air through the area
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- Arrange for rate of air flow to be measured and if necessary increase
- Ensure placement of air-conditioning vents is appropriate to allow adequate air flow (i.e. within enclosed offices)
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Air temperature
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- High or low indoor air temperatures
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- Have temperature in affected area measured and adjustments made to stabilise temperature in the area in consultation with the effected employees
- Look at location of workstations in relation to ducts and openings
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Humidity
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- High or low levels of relative humidity in workplace
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- Have humidity in affected area measured and adjusted to the appropriate level in consultation with the effected employees
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Atmospheric contaminant
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- High levels of dust or other particles (e.g. pollen, printer emissions) in indoor air
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- Ensure that filters are of the correct type to remove expected contaminants and that filters are clean and replaced regularly
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Disease control
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- Spread of harmful bacteria via central air-conditioning system (e.g. Legionnaire disease)
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- Ensure that air-conditioning equipment is being serviced in accordance with manufactures instructions
- Ensure that checks are being carried out for the detection and measurement of harmful bacteria
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Odours from the street
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- Odours and airborne contaminants entering building
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- Implement a smoking policy to ensure employees and visitors do not smoke near access points or ventilation intakes
- Consult with other relevant people in relation to smoking guidelines around the building
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