Burning stuff with a giant fresnel lens + how a DLP projector works

The video explores the creation and use of a giant magnifying lens from an old TV to conduct various experiments. It begins with an introduction to the project and lens preparation. The video then explains how projectors work, focusing on color processing. The main experiments involve using the lens to burn objects, overclock a solar panel, melt metals, and conduct cooking tests. The video demonstrates the power of concentrated sunlight and the effects on different materials, providing insights into the science behind these phenomena.

What new insight or understanding did you gain from this video?