Ethernet cables are not exactly exciting. After all, they all look the same. One thing you might notice, though, is that they come in a variety of colors, like blue, yellow, red, green, gray, and even ...

OBJECTIVE: The responder shall identify the three possible colors of high-voltage electric cables and connectors within the engine compartment of a gasoline-electric hybrid vehicle. TASK: The rescue ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Color coding is really nothing new--radio component manufacturers started doing it in the 1920s.