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CBSE Class 9 Answered

why are people often advised not to carry fountain pens while travelling by air?
Asked by Navavidha Kale | 24 Dec, 2013, 07:37: PM
answered-by-expert Expert Answer
People are often advised not to carry fountain pens while travelling by air because when aeroplane ascends or descends, the pressure changes which affect the pressure inside the pen. These fluctuation of air pressure can cause leakage in fountain pens.
Answered by Faiza Lambe | 24 Dec, 2013, 09:26: PM
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