I know it’s not quite charcoal but the mind sometimes goes where it will.

When coal and oil was still delivered to households:

Well, it still is depending on your heating system. But when I was little we got coal. The truck would drive up and dump a huge pile of coal in front of the house and then one had to shovel it in the coal cellar through these kinds of flap windows:

Linked to the Ragtag Daily Prompt: Charcoal.