Each of these coating systems are the advantages and limitations of its own that in many
situations one is preferable to another, but in many other circumstances, there is the
possibility of using both systems and makes it difficult to choose. In such situations must
there is a good way to evaluate and compare that is reliable to would help in choosing the
right system. Underground pipelines of new phase the wells gas and oil, are covered with
Cole tar or strips of polyethylene from AL TENE that if performed correctly
