I’ve dug a whole in the ground outside. It’s solid clay. I’m tempted to put groves around it, wedge in the electric heating element and use insulation as a lid.
Do you reckon the clay earth would be a good insulator?
I’ve dug a whole in the ground outside. It’s solid clay. I’m tempted to put groves around it, wedge in the electric heating element and use insulation as a lid.
Do you reckon the clay earth would be a good insulator?
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