E mālama mau nā kaʻa kalaka i loko o ka pahu hau i ke ʻano wela o -1 degere a i +1 degere, ʻoiai e ʻokoʻa paha kēia ma muli o ke kumu hoʻohālike a me ka hoʻohana ʻana. ʻO kēia kaʻa kaʻa, pena keʻokeʻo, ua hoʻolako ʻia me kahi mīkini ikaika a me ka ʻōnaehana refrigeration holomua e mālama i kahi mahana paʻa i ka wā o ka lawe ʻana. Loaʻa iā mākou i kēia manawa nā ʻano kaʻa pahu hau e koho ai, e hālāwai ana i kāu mau pono like ʻole.
