The document discusses the author's research into 3D printing through three projects: a research proposal, essay, and presentation. The research proposal explored digital fabrication and sources for the essay. The essay narrowed the topic to 3D printing's potential for an industrial revolution by enabling customization. The presentation introduces 3D printing's process and applications like food, medicine, consumer goods, and manufacturing. 3D printing allows moving from mass production to customized products and expanding beyond prototyping into final products.