Multifaceted hearth

For a primeval man, fire once became a new form of social life. The night ceased to be an inevitable black collapse, and the value of fire made a person give him a sacred meaning. The fire itself became a keeper and protector.
There was a tradition for the whole family to sit by the fire and it became a symbol of the hearth.

 

The modern world no longer requires us to prepare food on an open fire, but something still still attracts so much to the fiery hearth.
Enthusiasts, having an artistic taste, suggest that we replace the usual bonfire or brazier with a bonfire bowl. Moreover, it looks like a real work of art:

The technology of creation is as follows. First, two custom-made steel hemispheres are welded together. Then a drawing is applied to the sphere and cut out with a plasma cutter. But those who are familiar with mathematics went further, suggesting a polyhedron as a hearth form: