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joannabriggs: CAUTION
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joannabriggs: Warning: Watch your hands and fingers
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joannabriggs: Portland LRV Track Warning
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joannabriggs: Tsunami Hazard Zone
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joannabriggs: Falling can be deadly
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joannabriggs: DANGER
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joannabriggs: Duck!
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joannabriggs: DANGER
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joannabriggs: Do not block fire exit