Backing Rings. When joining two pipes, ensuring that they are properly aligned, held together, and to prevent leaks, a small piece of material called a backing ring is necessary. Backing rings can be either round, or square and are made typically from rubber or a metal such as chrome, carbon steel, or aluminum.
O n March 6, 1961 President John F. Kennedy issued Executive Order 10925, which included a provision that government contractors take affirmative action to ensure that applicants are employed, and employees are treated during employment, without regard to their race, creed, color, or national origin..he intent of this executive order was to affirm the government's commitment to equal opportunity for all qualified persons, and to take positive action to strengthen efforts to realize true equal opportunity for all. This executive order was superseded by Executive Order 11246 in 1965.
John F. Kennedy had not been in office an hour when he did something no other president had ever done: he asked Americans, in peacetime, to volunteer to serve their country for purely idealistic reasons. To this end, he immediately set out to create the Peace Corps.It called upon young Americans to fan out across the globe to live alongside the people of the Third World and bring them, without regard to ideology or propaganda, vitally needed skills in health care, agriculture and education.he exam, as the President well understood, was the first of the daunting challenges facing members of the Peace Corps: Less than two weeks later, the results were in: of the 3,540 tested, 27 Americans were chosen to start training for a world-wide assault on poverty, illiteracy and disease.