A common question about laser eye surgery is simply, âHow much is LASIK?â The best answer is this: There is no single answer. The cost of LASIK varies widely from the incredible $299 per eye on TV commercials to the equally incredible $5,000 per eye.
A alloy is a mixture or solid solution of two metals or a metal and a non metal. Mixtures of metals, any metals typically when one or more are molten.
An alloy might be homogeneous or might contain small particles of components that can be viewed with a microscope. Brass is an example of an alloy, being a homogeneous mixture of copper and zinc. Another example is steel, which is an alloy of iron with carbon and possibly other metals. The purpose of alloying is to produce desired properties in a metal that naturally lacks them.