Which statement about entering into a tank...
Question 1 of 27070
Q
Which statement about entering into a tank which has been sealed for a long time is TRUE?
A
The tank should be tested only once to ensure the oxygen content is at least 14% before entry.
B
The tank must be tested at frequent intervals to ensure that hazardous gasses have not regenerated.
C
If the oxygen content tests at less than 12% you should wear an approved gas mask.
D
The tank need not be tested for oxygen content if it is ventilated for more than 24 hours.
Question 1 / 27070
66636ee728f7522a1c518a68
Question 1 of 27070
66636ee728f7522a1c518a68
Which statement about entering into a tank which has been sealed for a long time is TRUE?
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A
The tank should be tested only once to ensure the oxygen content is at least 14% before entry.
B
The tank must be tested at frequent intervals to ensure that hazardous gasses have not regenerated.
C
If the oxygen content tests at less than 12% you should wear an approved gas mask.
D
The tank need not be tested for oxygen content if it is ventilated for more than 24 hours.
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Question 1 of 27070
66636ee728f7522a1c518a68
Q
Which statement about entering into a tank which has been sealed for a long time is TRUE?
A
The tank should be tested only once to ensure the oxygen content is at least 14% before entry.
B
The tank must be tested at frequent intervals to ensure that hazardous gasses have not regenerated.
C
If the oxygen content tests at less than 12% you should wear an approved gas mask.
D
The tank need not be tested for oxygen content if it is ventilated for more than 24 hours.
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