Zeer: Cool Food, Low Costs, Now
Keeping food fresh without electricity is a knappe (tough) challenge, especially in warmer parts of South Africa. But there's a clever, age-old solution: the Zeer pot – a simple, sustainable refrigerator made from pots and sand! This article shows you how it works, how to build one, and how to keep it working well. We'll explore the science, provide step-by-step instructions, and discuss real-world results. Whether you're a farmer, a family trying to save money, or simply curious about clever inventions, this is for you....