Kwanan nan kwanan nan, jaka-jigun jigilar kayan aiki sun kasance nau'i ne masu ban sha'awa. A yau za ku iya karɓar jakar mini firiji wanda bazai zama nauyi ba kuma zai iya shiga cikin hotonku.
Menene jakar firiji?
A gaskiya ma, sunan "firiji" ba daidai ba ne ga waɗannan samfurori. Da yake magana da kyau, an kira jakar ta isothermal. Har ila yau, akwai thermosets, duk da haka, kuma wannan abu ne da aiki daban-daban. Jakar tashar tana aiki ne akan tsarin thermos na yau da kullum - godiya ga nunawa cikin ciki zai kiyaye yawan zafin jiki na dan lokaci.
Jakar da ke cikin jakar ta sa yawan zafin jiki tare da damun ajiya a ciki, sannan kuma kawai don awa 24. Bayan haka, zafin jiki cikin ciki zai zama daidai da zafin jiki na yanayi.
Duk da haka, tun lokacin da ake kira "jaka mai sanyaya" yafi fahimta da sabawa, ana amfani da ita sau da yawa. Babban abu shine sanin bambancin.
Yaya za a yi amfani da jakar firiji?
Wannan baturi mai ajiya mai sauƙi shine kullun filastik da ke cike da bayani na salin. Kafin amfani, dole a sanya shi a cikin injin daskarewa don awa 9-12. Lura cewa idan gaske abu ne mai sanyaya, ba kwalban thermos ba , to sai baturi ya kamata a ɗauka.
Bisa mahimmanci, nauyin ruwan gishiri na iya taka rawa. Dole ne a rike shi a cikin daskarewa kafin amfani.
Dimensions na tafiya jaka-refrigerators:
- Ƙananan jaka na firiji fara daga ƙarar kimanin 3.5 lita. Irin wannan zai iya zama abokin kirki ba kawai a gare ku ba, har ma ga ɗanku. Yana kama da jaka, jaka ta ajiya ko karamin akwatin abincin rana ga sansanin. Yi la'akari da mafi ƙanƙan samfurin kamar bit - kimanin 200 grams. Misali ya fi girma, 7-9 lita, zai zama nauyi, amma ba yawa - har zuwa 450 grams. An cire sashi daga filayen filastik. Nauyin su zai fara daga 1 kg.
- Babban jaka na firiji zai iya kai ƙarar har zuwa lita 100. Lokacin zabar wannan samfurin, la'akari da cewa an adana baturin ajiya mai sanyi 1 kamar 3 lita. Babban jaka na firiji sun fi dacewa da tafiye-tafiye ta mota.
Don sanin wane jaka mai sanyaya shine mafi alhẽri - kula da yawan sigogi:
- ingancin kayan da aka sanya jaka;
- daga abin da aka yi ciki na ciki (akwai PVC mai yawa tare da masu kyawawan abubuwa, kuma ba mai sauki poly-ethylene);
- gaban ƙarin aljihunai da kayan taushi a kan hannaye;
- gaban kasancewar jita-jita, jiragen ruwa da kayan aiki masu kama da juna.
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