If your floor really needs more than that, consider a low-cost alternative to refinishing: Apply a fresh topcoat of nonyellowing polyurethane, found in the flooring section of a home improvement store. Be sure to very lightly sand the floors with a pole sander and fine-grit sandpaper.
There are 440 different species of sharks in the world today classified into eight different orders described below with some examples of known sharks species for each group.
How Many Languages Are There In The World. There are more than 7000 different languages are spoken by the people around the world today. Anyhow 90% of these languages are used by less than 100,000. If you ask a question, how many languages are there in the world, it can be answered with the number 7000+.