When a personâs blood cells are not carrying enough oxygen through the body, the color of the blood cells changes from bright red to a darker bluish color. Because the blood flowing through the skin is a bluish color, it causes the person to develop a blueness of the skin, lips, or fingernail beds.
Twin-lead â This type of cable is a flat two-wire line. It is commonly called a 300 Ï line because the line has an impedance of 300 Ï. It is often used as a transmission line between an antenna and a receiver (e.g., TV and radio). These cables are stranded to lower skin effects.
Cable Ties. Cable ties are an extremely versatile way to organize and bundle wires and cables. They are easy to install, and can be cut off for rework very easily. Cable ties have also been referred to as lashing ties, wire ties, zip ties and wire tidies. There are several types of wire ties available, depending on your application.