background
barb wire
barbed wire
caution
chain link
chainlink
close up
closeup
danger
danger sign
dangerous
depth of field
dof
electrical
electricity
energy
equipment
evening
fence
fencing
foreground
high voltage
high voltage sign
hydro
industrial
industry
keep out
keep out sign
metal
nobody
perspective
power
power plant
risk
safety
sign
signage
steel
structure
substation
transformer
utility
vertical
voltage
warning
wire
words
writing