The American coffee roasters Chase & Sanborn became the first company to mass-package roasted coffee beans inside sealed tin cans under a controlled gas flush system to eliminate oxygen, successfully preventing oil staling and preserving fresh aroma for months. This technological milestone destroyed the traditional local neighborhood coffee roasting markets, allowing single large corporations to ship uniform, pre-ground coffee nationwide across the vast expansion of the railway systems, permanently altering the national morning diet.

The transition from roasting coffee beans over a fresh home fireplace to opening a uniform, factory-sealed commercial tin can mirrored the broader industrial transformations of late-nineteenth-century American life. Realistic and regionalist poets integrated the distinct sound of the opening tin can and the standardized morning brew into their verses to map the rising automation and domestic conformity of modern urbanization.