A turbine airfoil includes pressure and suction sidewalls extending along a span from a base to a tip. The device includes at least one conveying module having at least one continuously revolving suction belt which exerts a negative pressure on the underside of an article to be conveyed, and which conveys the article from the start to the end of the conveying module. The invention still further provides isolated MEKK1 proteins, fusion proteins, antigenic peptides and anti-MEKK1 antibodies. The first foam system delivers the first diluted colored cleaning composition to the vehicle. A transition area is disposed between said first end and said first longitudinal portion of said hollow tube, and is compressed so as to form a continuous longitudinally extending ridge along said transition area. The metal tab includes wing portions laid across the accommodating groove, a terminal contact portion that comes in contact with the electrode terminal, and curved portions disposed between the terminal contact portion and the wing portions.