1. Laboratory Safety-Fume Hoods 29 CFR 1910.1450 Laboratory Safety Standard

2. Laboratory Safety-Fume Hoods Chemical Hoods Conventional Bypass Auxiliary Air Bypass Re- circulating/Ductless Non-Chemical Hoods BioSafety Cabinets Laminar Flow Hoods

3. Laboratory Safety-Fume Hoods Horizontal Sash Vertical Sash CombinationsCanopy CaliforniaSlotted Walk-inEtc. Chemical Hood Types

4. Laboratory Safety-Fume Hoods Unstable Set- Up Flammable and Toxic Atmospheres

5. Laboratory Safety-Fume Hoods Unsafe Experiment

6. Laboratory Safety-Fume Hoods Chemical Contamination

7. Laboratory Safety-Fume Hoods Proper Set Up: Brightly Illuminated Clean Apparatus 6” Inside Slots Unobstructed

8. Laboratory Safety-Fume Hoods Unsafe Lab Practice

9. Laboratory Safety-Fume Hoods Unsafe Lab Practice

10. Laboratory Safety-Fume Hoods Safe Lab Practice

11. Laboratory Safety-Fume Hoods Restricted Airflow Chemical Escape Incompatible Chemicals Chemical Contamination Improper Chemical Storage

12. Laboratory Safety-Fume Hoods Proper Chemical Storage Hazard Class Secured Labeled Dry

13. Laboratory Safety-Fume Hoods Side or Rear 6” Beyond Sash Maximum 25% Slot Blockage Proper Material Storage

14. Laboratory Safety-Fume Hoods Sash Restricted Slot Opening Blocked Airflow Restricted Limited Protection Improper Equipment Storage

15. Laboratory Safety-Fume Hoods Elevate Apparatus Promote Airflow Contain Contaminants Proper Equipment Storage

16. Laboratory Safety-Fume Hoods Unsafe Illegal Improper Waste Disposal

17. Laboratory Safety-Fume Hoods One-Third Opening Chemical Exposure Explosion Protection Fire Containment Closed Sash Position

18. Laboratory Safety-Fume Hoods Set Up Tear Down Hazard Absent Open Sash Position

19. Laboratory Safety-Fume Hoods Limited Protection Report Damage Repair Before Using Damaged Sash

20. Laboratory Safety-Fume Hoods Reduced Air Velocity Fire/Explosion Chemical Exposure Raised Sash (Unattended)

21. Laboratory Safety-Fume Hoods Increased Air Velocity Contain Fire/Explosion Limit Exposure Lowered Sash (Unattended)

22. Laboratory Safety-Fume Hoods Unrestricted Traffic Air Turbulence Room Depressurized Chemical Exposure Fire and Explosion Open Lab Door

23. Laboratory Safety-Fume Hoods Control Foot Traffic Limit Turbulence Room Pressurized Limit Chemical Exposure Contain Fire and Explosion Provide Security Closed Lab Door

24. Laboratory Safety-Fume Hoods Ventilation Measurements Various Test Methods Face Velocity Measurements Sash Height Hood Contents Hood Performance

25. Laboratory Safety-Fume Hoods Ventilation Smoke Flow Patterns Laminar Flow Turbulence Eddy Currents Back Drafts Hood Performance

26. Laboratory Safety-Fume Hoods Certification Approval Caution Information Hood Performance

27. Laboratory Safety-Fume Hoods Danger Notice Do Not Use Hood Performance

28. Laboratory Safety-Fume Hoods Tissue Paper Ribbon Hood Performance

29. Laboratory Safety-Fume Hoods Flow Indicator Static Pressure Acceptable Range Alarm Mechanism Test Alarms Hood Performance

30. Laboratory Safety-Fume Hoods Flow Indicator Air Velocity Acceptable Range Alarm Mechanism Test Alarms Hood Performance

31. Laboratory Safety-Fume Hoods Ventilation System Duct Work Fan Exhaust Stack