alternating
aluminium
amperage
ceramic insulator
component
condition
conductivity
connected
conservation
contact
current
danger
danger wire
direct
efficiency
energetic
engine
generate
generation
glass insulators
grid
isolation
isolator
logistic
metallic
modular
network
overhead wire
phase
pipe
post
power cable
power pylon
renewable
sharing
shock
silhouette
straight
sun
support
system
technical
technology
tension
tower
transform
transformation
transmission line
transmit
transmition