Before entering a fuel tank that has been...

Question 1 / 2066636ef028f7522a1c5207ee

Question 1 of 2066636ef028f7522a1c5207ee

Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an __________.

Back

Question 1 of 20

66636ef028f7522a1c5207ee

Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an __________.

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

• Confined space entry procedures on vessels, especially fuel tanks • Difference between oxygen indicators and combustible gas indicators • Which instruments are designed to detect explosive or flammable vapor concentrations

💭 Think About

• When entering a recently cleaned fuel tank, what is the main danger besides lack of oxygen? • Which of the listed devices is specifically used to measure the presence of flammable or explosive vapors in the air? • Which options are older technologies or used for other types of gas analysis rather than routine shipboard safety checks?

✅ Before You Answer

• Verify which device is standard equipment in tank-entry safety procedures on modern vessels • Eliminate any devices that are primarily for gas analysis in laboratories rather than shipboard safety • Confirm which instrument is designed to detect flammable vapor concentrations as a percentage of the lower explosive limit (LEL)

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed

Question 1 of 20

Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an __________.

flame safety lamp

Orsat apparatus

halide torch

combustible gas indicator

Loading interactive features...

Question 1 / 2066636ef028f7522a1c5207ee

Question 1 of 2066636ef028f7522a1c5207ee

Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an __________.

Back

Question 1 of 20

66636ef028f7522a1c5207ee

Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an __________.

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed