adult
at work
builder
caucasian
circuit breaker
closeup
construction
copper
direct current
dwelling
electric box
electric cable
electrical panel
electrical system
electrician
electricity
energy
equipment
fixing
hand
hands
high voltage
home
industry
install
labor
life saving switch
male
man
occupation
person
plier
profession
professional
protection
repair
residential
screwdriver
switch magnetermic
technician
technological
technology
tighten
tool
tools
tools isolated
voltage
work
work safety
worker
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