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Social & Preventive Medicine Cold Chain in India 5128c5e1

All are true about fully frozen Ice pack except:-

A
Smallest component of cold chain
B
Two vaccines are kept in two holes inside the ice pack
C
Fill water up to horizontal mark with plain tap water
D
Can store vaccines for 24hrs
High-Yield Explanation
Fully Frozen Ice Pack; Fill water up to horizontal mark with plain tap water. Smallest Component of cold chain. If there is any leakage such ice-packs should be discarded. 2 vaccines are kept in two holes inside the ice pack. Can maintain vaccine temeprature for 2-4 hours.

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