この Publication Issue あなたの言語には存在しません, で見る: Español (es), Português (pt), Français (fr), English (en),
またはGoogle翻訳を使用する:  

Two simple methods of keeping food cool and so prolonging its safe life.

This material was taken from Passo a Passo (Footsteps) - the literacy publication of TEAR Fund - with kind permission. This edition was published in the United Kingdom in 2019 by MissionAssist.