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Safety Workshop June 16, 2008.  Safety: responsibility of the school board, district administration, teachers, parents, and students.

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Presentation on theme: "Safety Workshop June 16, 2008.  Safety: responsibility of the school board, district administration, teachers, parents, and students."— Presentation transcript:

1 Safety Workshop June 16, 2008

2  Safety: responsibility of the school board, district administration, teachers, parents, and students

3  ANSI Z87.1-1989 Protective Spectacles (for over prescription eyewear) Chemical Splash Goggles Face Shield Protective Spectacles

4 Latex Nitrile

5  Hard copy for every chemical in lab  English  Other languages, if necessary

6  Lab doors closed when using hood  Clean and clutter free  No chemical storage in hood  Open windows ≠ Hood  Sash completely closed when not in use  Controls outside hood

7  Flow rate should between 60 and 120 ft/min. (Ideally 100 ft/min.)  Mark sash  Test annually  Properly discharge exhaust to prevent reentry

8  Sash between face and experiment  Work 6 inches inside hood  Use a shield if possibility of explosion  Adequate illumination  Only necessary materials in the hood  Turn hood on before performing experiment

9  Flinn Catalog  Alphabetically only within categories  Wooden storage shelves with ¾ inch lip  No stacking chemical bottles  Bottles no more than 2 deep on shelf

10  Mark date received, date opened, and initials  No storage of more than 1 gallon of a liquid  No storage near, over, or under a sink  No storage above eye level  Secure storage areas

11  No storage on top of flammables cabinets

12  Store nitric acid in separate tub in acid cabinet  Corrosives and oxidizers in separate cabinet ◦ e.g. Chlorates, chromates, nitrates, permanganates, persulfates  Store oxidizers 20 feet from flammables

13  Gases stored outside the classroom ◦ NFPA 45: 8-1.2(96)  Store oxygen at least 20 feet from other flammable gasses  Strap tanks when used in classroom

14  Annual inventory  Posted outside lab  Copy to local fire department

15  Labels should contain the following: ◦ Chemical name as on MSDS ◦ Concentration ◦ Date made ◦ Initials ◦ NFPA label ◦ First aid information ◦ Expiration or use by date

16  Benzene  Lead?  Magnesium powder?  Mercury  Methylene chloride?  Perchloric acid  Silver nitrate?  Sodium chromate?  Sodium dichromate?

17  Post emergency numbers ◦ 911 ◦ Poison control ◦ Fire ◦ Police ◦ Hospital  Practice drills  Injuries ◦ Administer first aid ◦ Send to school nurse ◦ File a report

18  Two clearly marked exits  Posted floor plan with emergency escape route  Fire doors that open in the direction of the escape

19  GFI (ground fault interrupt) plugs on lab benches  Multi outlet plugs with built-in circuit breaker

20  Monthly safety shower test  ANSI Z358.1-2004

21  Weekly eyewash station test  Plumbed eyewash  Eyewash temperature 78-92˚F  ANSI Z358.1-2004

22  Smoke detector  First aid kit  Log inspections and tests  Emergency gas shut off

23  Practice drop and roll  Must have safety shower  Should have a fire blanket  Class ABC fire extinguishers  Monthly check of fire extinguishers

24  For a small spill: ◦ Never clean up alone ◦ Use a spill kit  For a large spill: ◦ Evacuate ◦ Call HazMat ◦ Call 911

25  6 changes of air/hour in lab  Separate ventilation for prep and storage rooms  Hood ≠ room ventilation  Open windows ≠ room ventilation

26  Separate glass disposal container ◦ Bag inside a box  Designated waste containers that are segregated by compatibility ◦ NFPA 45: 7-2.1  Store on wooden shelves with anti-roll lips, if possible  Bottles no more than ¾ full.

27  Waste labels must display: ◦ The words “hazardous waste” ◦ Contents with chemical names, not formulas ◦ Approximate concentrations ◦ Date started ◦ Initials

28  Flinn  Waste pick-up every 6 months  Waste should NEVER be picked-up during school hours

29  Room occupancy based on fire and safety codes  One teacher: up to 24 students

30  Post rules  Student safety contract  District-supplied safety training  District liability insurance  District review of science facilities and instruction every 3-5 years  Notify school officials about existing safety issues  Adopt chemical hygiene plan

31  SOP for activities using hazardous chemicals  Control measures to reduce exposure  Hoods and safety equipment function properly  Information on hazardous chemicals (MSDS)  Training  Circumstances requiring administrative approval  Requirements for medical consultation  Designation of responsible personnel  Requirements for additional protection  Provisions for yearly re-evaluation

32  Emergency lighting  Anti-slip floor – NO carpet  Aisle widths at least 44 inches  No drawers that open into narrow aisles  Doors should open into room, not passageway

33  Fisher Scientific. Lab Safety Manual. 2007.  http://www.cdc.gov/niosh/docs/2007- 107/pdfs/2007-107.pdf


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