LGTCO/LGTF Exit Exam • Set 5 Question 20 of 30
Dräger detector tubes and hand bellows pump are primarily used to measure which type of gas?
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Direct Answer
Option A: Toxic gas
Dräger colorimetric chemical stain tubes with hand pumps are specialized precision instruments used to detect toxic gases and trace chemical vapors in parts per million (PPM).
All Options
A
Toxic gas
(Correct Answer)
B
Flammable gas % LEL
C
Oxygen percentage
D
Inert gas volume
Detailed Explanation & Context
Dräger colorimetric chemical stain tubes with hand pumps are specialized precision instruments used to detect toxic gases and trace chemical vapors in parts per million (PPM).
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Liquefied Gas Tanker Cargo Operations (LGTCO/LGTF).
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