Question

Why on hieghr altitude fountain pen start leaking
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Answer 1

Answer:

The fountain pen leak at high altitudes is because of low air pressure. The ink inside the fountain pen has high pressure compared to the low atmospheric pressure at high altitudes. So the ink flows out of the pen.

Answer 2

Answer:

The fountain pen leak at high altitudes is because of low air pressure. The ink inside the fountain pen has high pressure compared to the low atmospheric pressure at high altitudes. So the ink flows out of the pen.