Mukakwera njinga, pamakhala vuto lalikulu lomwe limavutitsa ambiriokwera: nthawi zina ngakhale kuti simuli otopa, komanso otopa kupuma, mapazi sangathe kupanga mphamvu, bwanji padziko lapansi? Ndipotu, izi nthawi zambiri zimachitika chifukwa cha momwe mumapumira. Ndiye njira yoyenera yopumira ndi iti? Kodi muyenera kupuma kudzera pakamwa panu kapena kudzera m'mphuno mwanu?

Kawirikawiri, matenda omwe atchulidwa pamwambapa nthawi zambiri amayamba chifukwa cha kupuma mpweya wokwanira sikokwanira, kotero kuti mpweya wochuluka m'minofu sungathe kubwezeretsedwanso pakapita nthawi. Kupuma kudzera pakamwa panu kapena kudzera m'mphuno kumadalira pa nkhani iliyonse.

Zotsatirazi zidzagawidwa m'mbali zitatu:

(1) Pamasokukwera: kupuma kudzera m'mphuno ndi kutulutsa mpweya kudzera mkamwa
　　
Musananyamuke, muyenera kusintha mpweya wanu popuma ndi kutulutsa mpweya kudzera mu mphuno kuti thupi lanu lizolowere liwiro la masewera olimbitsa thupi pasadakhale.
　　

(2)Kukweraflat: Kupuma m'mimba
　　

Mukayamba kukwera njinga, thupi lanu limagwiritsa ntchito mpweya wochuluka, kotero mutha kutenga mpweya wochuluka popuma m'mimba, zomwe zimapangitsa kuti mpweya ulowe kwambiri.

（3） Mukakwera phiri: yamwani msanga kusanza
　　
Kukwera phiri kumafuna mphamvu zambiri kuposa kukwera mopanda phokoso, kotero kumafunika mpweya wochuluka kuti minofu igwire bwino ntchito. Pakadali pano, ngakhale kupuma m'mimba kumalandira mpweya wambiri, kupuma pang'onopang'ono koteroko sikungakwaniritse kufunikira kwake, kotero ndikofunikira kusintha momwe munthu amapumira.

Samalani ndi njirayi, kaya mukukwera kapena pansi pa ngolo, musapume ndi pakamwa panu, apo ayi izi zingakhudze thanzi lanu. Kumbali imodzi, ngakhale kupuma kudzera mkamwa kumalandira mpweya wambiri, n'kosavuta kupuma tizilombo ndi dothi lina, ndipo kupuma mpweya wozizira nthawi zambiri kumayambitsa chifuwa komanso kutsegula m'mimba, zomwe zimakhudza kwambiri nthawi yokwera njinga. Mphuno, kumbali ina, ili ndi mphamvu yopangira kusefa mpweya, ndipo ikadutsa, imakhala yotentha komanso yonyowa. Mosiyana ndi zimenezi, kupuma kudzera m'mphuno yanu kumapindulitsa kwambiri thupi lanu.