The document discusses various properties and processes related to metals. It describes the solidification process where liquid metal cools and forms crystalline structures known as dendrites. It also discusses how modifying the cooling rate and impurities can affect grain size, with rapid cooling producing smaller grains. Heat treatment processes are covered, as well as different metallic bonding structures like body-centered cubic and face-centered cubic.

1. Metals Properties of metal Solidification of a substance Modification of grain size ADD YOUR NAME HERE

12. Metallic Structures Growth of metal dendrite Copper dendrites