A fridge that doesn't use electricity
Check it out. Very cool. When we think of indigenous people making transformations in their culture, this fits, doesn't it? Reminds me of the talk about perishable versus nonperishable in 1 Peter 1:
22Now that you have purified yourselves by obeying the truth so that you have sincere love for your brothers, love one another deeply, from the heart.
23For you have been born again, not of perishable seed, but of imperishable, through the living and enduring word of God.