Science, asked by anmolkharel537, 4 months ago

fountain pen droppers ,syringes and hand pump work on which principle of air​

Answers

Answered by Anonymous
0

Explanation:

fountain pen is a writing instrument which uses a metal nib to apply a water-based ink to paper. It is distinguished from earlier dip pens by

Answered by sahaanagg29
0

Answer:

hiii...

fountain pens recently invented.....

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