Question

why does a fountain pen leak at a high altitude​

Answer 1

$\huge\blue{HeYa}$

Fountain pen leak at high altitude. in the tube of the pen, as a result of which the ink is pushed upwards. The pressure of atmosphere becomes so extreme at a point that the pen ink starts leaking.

hope this helps✌

Answer 2

$\huge \color{pink} \: idk$

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