A lokacin bita na lokacin rani ko wasu bita da ke da zafi sosai, kayan aikin suna da zafi, kuma zafin wasu injinan samar da wutar lantarki da bututun tururi ya wuce digiri 300 na Celsius, wanda hakan ke sa ma'aikata su ji tsoron kusantowa kuma yana shafar yanayin aiki na bita sosai. A lokacin hunturu, lokacin da yanayi ya yi sanyi kuma yanayin zafi na yanayi ya yi ?asa sosai, bututu da kayan aiki suna daskarewa kuma ruwan ba zai iya gudana ba, don haka ba za a iya samar da ruwan ba.

An ?era hannun riga mai cirewa musamman don bawuloli, kayan aikin injiniya masu siffar siffa da bututun mai da sauran kayayyakin rufi, an yi shi ne da kayan aiki na musamman, ?arancin ?arfin zafi da kansa, amma kuma yana da aikin hana gobara da hana gobara, ko da kuwa kiyaye zafi ne ko kiyaye sanyi, za?i ne mai kyau. Babu bu?atar ?wararrun ma'aikatan rufi, babu bu?atar horar da ?wararru, aiki mai sau?i.

1) Nau'in ri?e zafin jiki tsakanin zafin jiki: kiyaye zafin jiki tsakanin mai karewa, ta wannan hanyar don dakatar da musayar zafi na makamashin tsakanin da na waje (convection, radiation, da canja wuri), tabbatar dazafin samarwa, yana ?ara ingancin makamashin zafi, wannan zai adana makamashi.

2) juriya ga nau'in radiation na waje: tsayayya da hasken zafi mai ?arfi na waje don nisantar da canja wurin zafi na waje zuwa ciki wanda zai iya shafar zafin aiki na mai karewa da kuma cutar da kayan aiki, sashi, kayan aiki.

3) Nau'in hana daskarewa: juriya ga gefenmu yana shafar yanayin zafi mai ?arancin zafi. Ana amfani da wannan nau'in musamman don kare bututun mai, kayan aiki, kayan aiki. Kayan da ake amfani da su don yin wannan murfin ana yanke hukunci ne ta hanyar bu?atar yankin.

4). Kiyaye nau'in yanayin zafi mai ?arancin zafi: a guji canja wurin zafi na waje zuwa ciki wanda zai iya shafar mai kariyar ?arancin zafi.

5) Nau'in Kalandar: don biyan bu?atar samarwa, ko kuma don hana daskarewa, kayan aiki da bututun mai na iya bu?atar a dumama su, a halin yanzu yana bu?atar rufewa don kiyaye zafin jiki.

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