Ton hnab, tseem hu ua bulk hnab, Jumbo hnab, chaw hnab, thiab canvas ton hnab, yog ntim ntim rau thauj khoom los ntawm kev tswj saj zawg zog. Tuj hnab feem ntau yog siv los ntim ntau cov nplej husks, peanut husks, straw, fibers, thiab lwm yam hmoov thiab granular duab. , Cov khoom tawg. Lub hnab tuj muaj qhov zoo ntawm kev ya raws-pov thawj, plua plav-pov thawj, tsis-tawg, hluav taws xob tiv thaiv, ruaj khov thiab kev nyab xeeb.