What injury occurs if human skin contacts cryogenic liquid gas?
Direct Answer
Option A: Severe frostbite / Cold thermal burns
Contact with cryogenic liquids causes immediate, severe frostbite or cold thermal burns. The rapid heat transfer from human tissue to the liquid results in cellular destruction similar to high-temperature burns. Proper PPE, including cryogenic gloves and face shields, is mandatory under SIGTTO guidelines to prevent such injuries during cargo operations.
All Options
Detailed Explanation & Context
Contact with cryogenic liquids causes immediate, severe frostbite or cold thermal burns. The rapid heat transfer from human tissue to the liquid results in cellular destruction similar to high-temperature burns. Proper PPE, including cryogenic gloves and face shields, is mandatory under SIGTTO guidelines to prevent such injuries during cargo operations.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Liquefied Gas Tanker Cargo Operations (LGTCO/LGTF).
Practice Full LGTCO/LGTF Set 1
Test yourself with 30 interactive questions, live timer, and instant score.