Na farko: Gano babban zafin jiki ja high zazzabi masking tef za a iya wari da hanci, da idanu don ganin bayyanar, amma kuma don kunna shi a kan wuta, ganin saura bayan kona kaddarorin.Hakanan za'a iya gwadawa a ƙarƙashin yanayin zafi mai girma, fiye da digiri 260 na babban zafin jiki don ganin ko babu ragowar manne da sauran yanayi.

Na biyu, nau'i-nau'i na ƙwanƙwasa mai maƙarƙashiya sannan da sauri ya rabu, za ku iya cire gefe ɗaya na manne daga hanya, za ku iya ganin tsarki da kuma nuna gaskiya na ainihin fim din.Abu mafi mahimmanci shi ne ganin kaurin gam, idan babu wani manne da aka cire ko dige-dige a cire, wannan manne a cikin adadi mai yawa na datti, manne ba shi da haɗin kai.

Na uku, da yawa ruwa, ya ƙafe, a wannan lokacin, wannan tef ɗin farko da ƙarfi ya ragu sosai, jin ana iya bambanta.Launi na duka nadi na tef mai kyau bai bambanta da launi na ja baya ba, saboda tef ɗin mai kyau yana da maƙarƙashiya mai ƙarfi sosai, babu wani abin rufe fuska.

Na hudu, dubi saman tef, da tef bayan slitting a cikin ƙãre samfurin ne kumfa, sanya a mako guda bayan kumfa za m dissipate, tsarki tincture manne tef surface ne santsi, ba tare da wani fari spots, gauraye da impurities a cikin. tef ɗin yana da yawan rarraba fararen fata ba bisa ka'ida ba, tare da matsa lamba na hannu ba ya watse, ba daidai da kumfa ba.

Biyar, zaɓi na tef dole ne a dubi nisa na babban zafin jiki masking tef da kauri daga cikin tef, na yau da kullum sha'anin samar da tef takarda tube ake amfani da mafi girma yawa daga cikin takarda tube, da yanke surface ba tare da takarda kwakwalwan kwamfuta. , kuma kauri daga cikin bututun takarda da ke ƙasa da mita 100 na tef shine 3 mm, fiye da mita 100 shine 4-5 mm.

Shida, kada ka ji dankowa da hannu kadai, saboda girman girman tef din idan babu evaporation na karfin mannewa na farko yana da yawa sosai, don amfani da tef don manna abu sannan da sauri ja da baya don ganin ikon rikewa. , maimaita manna sau da yawa sannan a taɓa da hannu, a bayyane yake cewa ji na raguwa.