In England they call an electrician, "Sparky". In the US, if the electrician works on distribution system they are known as "linemen" or "outside electricians" (they work outside of personal property), the electricians that install the electrical system inside personal property are known as "inside wireman", "journeyman electrician", "journeyman wireman", or just "journeyman".
lineman
SPARKY
a circuit breaker
electrician
An electrician.
I'd find another electrician or at least demand that he explain how/why this will not jeopardize your home.
An Electrician.
Name a factor that affects transpiration rate
Electrician
Residential Electrician Exam (Certified Electrician for Residential Only) Journeyman Electrician Exam (For Residental and Commercial) Master Electrician Exam (For Residental and Commercial)
His official title would be an "electrician"
An electrician