Hazard Assessment - Sample
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ABCDEFG
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nanoFAB hazard assessment and control
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Equipment:Aisle 2 - KOH/TMAH Fumehood (Station A/ B)Final AssessmentHigh
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Processes:KOH / TMAHLocation:CleanroomVersion: 1.0
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Assessment performed by
(reviewed by):
Scott, Aaron, Stephanie, Mike, LesDate of assessment:October 27, 2016Reviewed/revised:
October 10, 2016
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Tasks
(List all tasks/activities expected)
Hazards
(List all potential health and safety hazards)
SeverityLikelihoodRiskControls
(List the controls for each hazard:
Elimination, Engineering, Administrative, Personal Protective Equipment)
Date implemented:
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S x L = R
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Bath preparation - Pouring KOH or TMAHExposure to hazardous chemicals, potential for spills326Don PPE (apron, face shield (TMAH), & gloves)
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Addition of IPA to bathExposure to hazardous chemicals, potential for spills122Don PPE (apron, face shield (TMAH), & gloves)
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Heating of bathExposure to high temperatures 212Engineering controls (bath is closed)
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Load / Unload Specimen Exposure to hazardous chemicals and high teperatures313Don PPE (apron, face shield (TMAH), & gloves)
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Aspiration of bath contentsExposure to hazardous chemicals and high teperatures313Don PPE (apron, face shield (TMAH), & gloves)
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0
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0
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0
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0
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0
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Additional Equipment Hazards not related to specific tasks
(Potential hazards related to the equipment itself)
SeverityLikelihoodRiskControls
(List the controls for each hazard:
Elimination, Engineering, Administrative, Personal Protective Equipment)
Date implemented:
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S x L = R
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Exposed electrical connections in the vicinity of liquidspossible short circuits / electrical hazards212PPE provides insulating layer
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Residual chemicals in the vicinitypotential exposure to hazardous chemicals224Protocols - wipe down / decontaminate / neutralize system before and after use
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0
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0
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0
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Severity: How serious could the consequences be?

3 – It could kill you or cause a permanent disability, today or over time.
2 – It could send you to the hospital.
1 – It could make you uncomfortable.
Likelihood: How likely is it going to happen?

3 – It is highly likely.
2 – It might happen.
1 – It is unlikely.
Risk: Calculate the risk of hazards to prioritize preventive actions.
Risk = Severity × Likelihood

1–2 – Low risk
3–5 – Medium risk
6–9 – High-risk
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