ocupational lung disease prevention - for slideshare
TRANSCRIPT
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Occupational Lung Disease- Prevention is better than cure
Mike Slater
BOHS President 2014/15
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There are currently approximately 12,000 deaths each year due to occupational respiratory diseases
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12,000 people per year equates to 33 people per dayBut we don’t hear anything about it in the news
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An estimated 1.1 million people who worked in 2011/12 were suffering from a work-related illness
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Lung Cancer
5.3%.of cancer deaths (over 8000 deaths in 2005) in GB are attributable to occupational exposures.
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15% of COPD is attributable to occupation, accounting for approximately 4000 deaths per year in Britain
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Fibrosis
In Great Britain, coal workers’ pneumoconiosis, asbestosis and silicosis account for approximately 580 deaths per year
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Many agents, particularly respiratory sensitisers, can cause asthma
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What are the main causes of occupational lung disease in the UK?
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Almost 5000 deaths per year attributable to asbestos exposure
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Silica released during stone cutting activities
Source: HSE
Approx 1000 cancer deaths every year due to silica exposure
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Welding is a common process and exposure to fume can lead to COPD, asthma and other diseases, including cancer.
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Fume from processes like this one can lead to COPD (Chronic obstructive pulmonary disease).
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Now you see it
Paint sprayers can be exposed to a wide range of hazardous substances including solvents and isocyanates
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Bakers are about 80 times more likely to develop occupational asthma than the average British worker
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Approx 1000 fatalities per year from cancer due to exposure to diesel exhaust emissions at work
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Active ingredients in many modern drugs are highly toxic – many are sensitisers or carcinogens
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Recycling
Here workers can be exposed to a wide range of hazardous
Exposure to moulds, endotoxin and other components of bioaerosols are associated with
respiratory sensitisation
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Fracking
Fracking has been in the news due to environmental concerns, but the process can also lead to workers being exposed to silica
dust and hazardous chemicals
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Prevention or cure?
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Recognise Evaluate Control
Occupational Hygiene
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Recognise Evaluate Control
Occupational Hygiene
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Recognise Evaluate Control
Occupational Hygiene
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Prevention
Engineering
Work practices
PPE
There are many different measures that can be implemented. Some are more effective than others.
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Prevention
Engineering
Work practices
PPE
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The use of asbestos has been eliminated
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In Europe sand blasting with sand (which presents a high risk of silicosis) has been banned
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Prevention
Engineering
Work practices
PPE
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Source: http://www.hse.gov.uk/copd/casestudies/wetcut.htm
Using water to minimise emissions of dust during cutting of stone and concrete
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Using process containment
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LEV with partial containment
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On-tool extraction
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Local exhaust ventilation – needs to be well designed
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www.aessolutions.co.uk
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Prevention
Engineering
Work practices
PPE
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Prevention
Engineering
Work practices
PPE
Reduce exposure time Increase distance Working methods Standard procedures
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Prevention
Engineering
Work practices
PPE
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Why is PPE the last resort?
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Why is PPE the last resort?
• It only protects the user• It doesn’t address the source of the problem• It is usually not as effective as people believe• It’s uncomfortable and people don’t like
wearing it
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Prevention
Engineering
Work practices
PPE
Good management of the risk and controls is also needed
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Prevention
Engineering
Work practices
PPE
Supervision
Maintenance
Procedures
Auditing
Testing
Health surveillance
Monitoring
Information
Training
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Quite often a solution to common problems is already available
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Occupational Hygienists have the knowledge and skills to help employers find solutions
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http://www.bohs.org/OHServices-directory/
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http://www.youtube.com/channel/UC0pTnkODfIHad5s9dpuPrpw?feature=watch