went from my job at dad john's, directly to the cremation guys to see them put my poor dead dad in the clinical pizza oven
"cremation "retort" or 'oven'  looking very much like a pizza oven, this definition makes sense!
"went from my job at dad john's, directly to the cremation guys to see them put my poor dead dad in the clinical pizza oven" What is the definition of "clinical pizza oven"?