Which of these statements is correct?
Direct Answer
Option C: Used primary cells have to be discarded
Primary cells, such as common alkaline or zinc-carbon batteries, are designed for single use and are not rechargeable. Attempting to recharge them can lead to overheating, leakage, or rupture, posing safety and environmental hazards. Therefore, used primary cells must be safely discarded.
All Options
Detailed Explanation & Context
Primary cells, such as common alkaline or zinc-carbon batteries, are designed for single use and are not rechargeable. Attempting to recharge them can lead to overheating, leakage, or rupture, posing safety and environmental hazards. Therefore, used primary cells must be safely discarded.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).
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