background

blue

brown

cable

car

closeup

coaxial

color

colorful

computer

construction

copper

cord

curve

cut

data

detail

electric

electrical

electricity

energy

equipment

green

high

industrial

industry

information

insulating

insulation

internet

isolated

line

macro

metal

networking

plastic

plug

power

purple

red

section

space

steel

technology

twine

two

video

white

wire

yellow