Steel is definitely an alloy and consists mostly of iron with carbon. Although carbon is most cost-effective alloy material, many other alloying elements will also be used, including manganese, vanadium, chromium, and tungsten. These alloying elements harden the iron and ...
You might even have one already, but just why are they now so popular and preferred so much than the traditional vacuum cleaner? Well, to begin with, a cordless vacuum is one that operates using a battery pack rather than ...