Question

Why needle is pin in saline bottle in hospitals.?​

Answer 1

Answer:

for release of air from the saline bottle whenever required

Answer 2

Answer:

here is ur answere

Explanation:

Saline (medicine) Saline, also known as saline solution, is a mixture of sodium chloride in water and has a number of uses in medicine. Applied to the affected area it is used to clean wounds, help remove contact lenses, and help with dry eyes.

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