How much stress can you take before a meltdown? The science of Metallurgy can analyze a substance for stress resistance. In the Tensile test a piece of metal is pulled apart until it begins to deform, providing the Ultimate Tensile Strength. In the Compression test concrete is squeezed until it fractures or deforms. These readings are essential for building safe and functional structures or equipment. Most of us don’t want to drive across a bridge that will collapse under th