Menene kayan samar da sanyi na allurar rigakafi?

Using Front-Opening Refrigerators

Yadda ake duba vaccine vial monitor (VVM)

Amfani da Firji Masu Budewa ta Sama kuma masu kwando

Yadda ake dabbaka tsarin amfani da kwalbar allura da ake amfani da ita har tsawon lokaci