Zida zoyatsira feteleza wophatikiza
Zida zowotchera feteleza wophatikiza zimagwiritsidwa ntchito kupesa zinthu zopangira feteleza wapawiri.Zidazi nthawi zambiri zimakhala ndi chotembenuza kompositi, chomwe chimagwiritsidwa ntchito kusakaniza ndi kutembenuza zinthu zopangira kuti zitsimikizire kuti zafufuma.Chotembenuza chikhoza kukhala chodziyendetsa chokha kapena kukoka ndi thalakitala.
Zigawo zina za zida zoyatsira feteleza wa pawiri zingaphatikizepo makina ophwanyira, omwe angagwiritsidwe ntchito kuphwanya zipangizo zisanayambe kulowetsedwa mu fermenter.Makina osakaniza angagwiritsidwenso ntchito kuonetsetsa kuti zopangirazo zikusakanikirana mofanana komanso kuti chinyezi chikhale chokhazikika.
Pambuyo pa nayonso mphamvu, zinthuzo zimakonzedwanso ndi zida za granulation, zowumitsa ndi zoziziritsa, ndi zida zowunikira ndi zonyamula kuti zipange feteleza womaliza.