Amasogisi
Isogisi ni imyenda yambarwa kubirenge kandi akenshi bitwikira akaguru cyangwa igice cyinyana. Ubwoko bumwe bwinkweto cyangwa inkweto byambarwa hejuru yamasogisi. Mu bihe bya kera, amasogisi yakorwaga mu mpu cyangwa umusatsi w’inyamaswa. Mu mpera z'ikinyejana cya 16, amasogisi yo kuboha imashini yabanje gukorwa. Kugeza mu myaka ya 1800, amasogisi yakozwe n'intoki ndetse n'imashini ziboha imashini, ubwo buryo bwa nyuma bwabaye rusange mu kinyejana cya 19.
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Imwe mu nshingano z'amasogisi ni ugukuramo ibyuya. Ikirenge kiri mubitera ibyuya byinshi mumubiri, birashobora kubyara amapine arenga 0.25 yo muri Amerika (0,12 L) yo kubira ibyuya kumunsi; Ahantu hakonje, amasogisi akozwe mu ipamba cyangwa ubwoya bifasha gushyushya ibirenge bikonje nabyo bifasha kugabanya ibyago byo kubona ubukonje. Isogisi ntoya cyane yambarwa mumezi yizuba kugirango ibirenge bikonje. Isogisi y'amabara yoroheje isanzwe yambarwa n'inkweto za siporo n'amasogisi y'amabara yijimye hamwe n'inkweto zo kwambara (akenshi amasogisi yubururu cyangwa umukara wambaye ubururu).