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- 1. Multiple Choice
What is confined space
Area which open air
Area Which have limit of entrances and not enough ventilation
- 2. Multiple Choice
Which one not confined space
Tank
Container
Silos
Canteen
- 3. Multiple Choice
Atmospheric oxygen levels below _______ at level is considered as hazardous atmosphere in confined space.
19.5 %
19.6 %
18.5 %
18.6%
- 4. Multiple Choice
The OSHA confined space standard requires that the employer keep all canceled entry permits for at least
1 year
2 years
6 months
1.5 years
- 5. Multiple Choice
Mana yang bukan dari area kerja Confined Space
Tunnels
Well
Workshop
Manhole
- 6. Multiple Choice
this is picture for?
central measure
Confined Space Examples
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