Salt
Auteur : Nancy Robinson Masters
Date de publication : 2008-01-01
Éditeur : Cherry Lake
Nombre de pages : 32
Résumé du livre
You eat salt everyday, but did you know that only 20% of the world's salt is consumed as food? Read this book to learn more about how salt is harvested, its other uses, and why wars have been fought over this common, yet important, mineral.