mymachine said:What is the name of this parts and what is the material is used to make this part?
http://upload.wikimedia.org/wikipedia/en/8/8c/Stone_Grinder.jpg
Thank you
phinds said:looks like stone to me --- some kind of grain crusher perhaps
SteamKing said:Especially since the image is titled 'stone-grinder.jpg'.
The chemical composition of a material refers to the types and amounts of elements present in the material. This information can be determined through techniques such as spectroscopy and elemental analysis.
Materials can be classified based on their physical and chemical properties, such as hardness, conductivity, and reactivity. They can also be classified based on their origin, such as natural and synthetic materials.
The properties of a material include its physical, chemical, mechanical, and thermal characteristics. These properties determine how the material will behave and interact with its surroundings.
The use of a material depends on its properties and characteristics. For example, materials with high strength and durability may be used in construction, while materials with good electrical conductivity may be used in electronics.
The safety of a material for human use depends on its chemical and physical properties. Materials that are toxic or can cause harm through physical contact should be handled carefully and used in accordance with safety guidelines.