1.ka Mashin buga fayiloli na iya yin bugu sau biyu ta canza hanyar isar da substrate.
2.Za rubutaccen kayan intanet na takarda takarda guda ɗaya ne na takarda, takarda kraft, kofuna na takarda da sauran kayan.
3.The Book takarda mara amfani mara kyau
4. The tashin hankali shine fasaha ta hanyar sarrafa fasaha don tabbatar da daidaito na mamaye.
5.Da iska mai iska ne, da kuma kewayon tsarin roller ya fahimci kulawar da aka rufe a rufe-madauki.