the zipper is a great invention that saves time over the old method of having to unbutton about 8 buttons on a pair of breeches. The navy still uses these breeches , at least when I served
Economic importance of bacteria
economic importance of phylum chordata
Economic importance of cotton stainer
The economic importance of mollusc is that there are a staple food in many countries.
The economic importance of earthworms is highly under-rated.
what are the economic importance of mosquitoes
they reduce market value of cotton crops
it importance to sustain a progress life
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WELL IT DEPENDS ON THE TYPE OF ZIPPER AND THE LENGTH OF THE ZIPPER
A zipper is not a gear.
Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.