Aluminum is a metal on the chemical periodic table with symbol Al. In its pure form it is not very useful for forming into structural material. Almost all aluminum used for aircraft parts or car...
Alloys are used toLower the cost of other metalsTo improve/adjust properties of other metals.As an example, aluminum is not used by itself in aircraft fuselages but is alloyed with copper.
In a Substitutional Alloy, atoms of the solute take positions normally occupied by a solvent atom. In a Interstitial Alloy, Solute atoms can occupy the "gaps" between the solvent atoms.interstitial...