Oil Tanker Competence

Tank Cleaning – Principles & Operations

A test covering the fundamentals of cargo tank cleaning using tank cleaning machines. It includes cleaning principles, temperature regimes, pressure, the use of cleaning chemicals, cleanliness standards, and basic safety requirements. Suitable for cadets and junior officers.

प्रश्न 18

समय सीमा 9 min

भाषा अंग्रेज़ी

नमूना प्रश्न

यहाँ इस क्विज़ के कुछ उदाहरण प्रश्न हैं। पूरा टेस्ट देने के लिए GYRO ऐप डाउनलोड करें।

प्रश्न 1

What is White Water Standard?

A A cleanliness Standard where the tanks are cleaned so they are visually clean, dry and odour free.

B A cleaning chemical especially for Stainless Steel Tanks.

C A tank cleaning method used to clean tanks in order to carry drinking water.

D Sea Water treated with chemicals to remove chlorides.

प्रश्न 2

What will happen with the flammable range if the oxygen content is lowered?

A The range will become more narrow.

B Nothing will happen.

C The flammable range is not oxygen dependent.

D The range will become wider.

प्रश्न 3

The most common reason for tank cleaning is:

A Prepare cargo tanks for carriage of the next cargo.

B Facilitate gas freeing – tank entry.

C Prevent build-up of cargo residues.

D To protect the environment.

प्रश्न 4

Chemical reaction is supported by:

A Heat.

B Low dew point.

C The presence of hydrocarbons.

D The presence of oxygen.

प्रश्न 5

Why should washing in stainless steel tanks with salt water be avoided?

A The presence of chloride ions in salt water may cause corrosion.

B Salt water discolours stainless steel.

C Stainless steel tanks can be washed with salt water without any problems.

D The relative density of salt water is too high.

यह क्विज़ दें. इस क्विज़ को देने और अपनी प्रगति ट्रैक करने के लिए GYRO ऐप डाउनलोड करें।