緊急時の洗眼、シャワー ステーション
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Q1: How quickly must an eyewash station be accessible in an emergency?
An eyewash station must be reachable in under 10 seconds from your workspace. Time is critical because the greatest damage from chemical exposure occurs in the first few seconds. The path should be free of obstructions, stairs, or doors to ensure rapid access when needed.
Q2: What should you do immediately if a corrosive chemical splashes in your eyes?
Go to the eyewash immediately without stopping to clean spills or remove contact lenses. Activate the lever to start water flow, then submerge your eyes into the stream while holding eyelids open. Roll your eyes to ensure thorough flushing, remove contact lenses during washing, and continue for at least 15 minutes before seeking medical attention.
Q3: What are the required water specifications for emergency eyewash and shower stations?
Both stations must use potable water between 60 and 100 degrees Fahrenheit. The eyewash must deliver 0.4 gallons per minute for at least 15 minutes, while the shower must deliver 20 gallons per minute for the same duration. Both should activate within 1 second and remain flowing until manually turned off.
Q4: How should you respond to skin exposure from hazardous chemicals?
Proceed immediately to the emergency shower without stopping to clean spills. Quickly remove contaminated clothing, shoes, and attire without hesitation, as clothing holds compounds against skin. Take care that contaminated garments do not contact unexposed body areas. Pull the shower lever and flush the affected area for at least 15 minutes, then seek medical attention.
Q5: What maintenance schedule applies to emergency eyewash and shower stations?
Lab technicians must inspect both stations weekly by running them for 3 minutes and recording results in a logbook. An Environmental Health and Safety Officer must conduct annual inspections. Regular maintenance ensures stations function properly and water specifications are maintained for emergency use.
Q6: Why is proper personal protective equipment essential before handling hazardous chemicals?
Emergency eyewash and shower stations are not replacements for proper protective equipment. Wear lab coats, goggles, and gloves when handling hazardous chemicals. Additionally, use fume hoods to reduce inhalation risk. Consult your organization's Environmental Health and Safety office for proper selection of personal protective equipment.
Q7: What preparation steps should you take before working with any hazardous chemicals?
Review the safety data sheets for all chemicals to understand associated hazards. Inform your laboratory manager and Environmental Health and Safety Office about materials and procedures in use. Ensure the eyewash and shower stations are accessible and unobstructed, and verify you have appropriate protective equipment available before beginning work.