Umatshini wokugquma, owaziwa ngokuba ngumatshini wokugquma iglu, umatshini wokutshiza iglu, umatshini wokutshiza amafutha, njl.njl., usetyenziswa ngokukodwa ukulawula ulwelo kunye nokugubungela umphezulu we-substrate kunye nomaleko wezinto, njengokugubungela umphezulu we-substrate. ngokudipha, ukutshiza okanye ukusonta ukutyabeka....
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