An insecticidal mixture of gamma-cyhalothrin -\u03b1-cyano-3-phenoxybenzyl –3–2,2-dimethylcyclopropanecarboxylate and one or more further active ingredients; compositions containing them and their use. Another, movable piece includes a tube with a lateral fluid output opening. The bar elements include the area for accommodating the reference means between the bar elements. Disorders of interest include those caused by Human Immunodificiency Virus and genetically related retroviruses, such as Acquired Immune Deficiency Syndrome. The terminal, the welding buffer and the aluminum conductor are ultrasonically welded together to form an integrated unit, such that the welding buffer forms a part of a finished terminated wire assembly.