When using the combustible gas indicator, a special filter for filtering the incoming sample must be used if the atmosphere being tested contains vapors of __________.
A
leaded gasoline
B
CO2
C
sour crude
D
chlorine
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Question 1 / 2066636eec28f7522a1c51d04a
Question 1 of 2066636eec28f7522a1c51d04a
When using the combustible gas indicator, a special filter for filtering the incoming sample must be used if the atmosphere being tested contains vapors of __________.
When using the combustible gas indicator, a special filter for filtering the incoming sample must be used if the atmosphere being tested contains vapors of __________.