An electrician.
A cartographer.
Electrons bumping into each other transferring energy called electricity.
It is called lightning.
Such an object is electrically conductive.
Semiconductor. That's why they call it semi vs always conductor. It will only conduct electricity when there is voltage on its gate to open the channel.
An electrician.
An electrician.
someone who works for a business
An employee
A bright spark.
a horticulturalist
demonologist
Mason
collector
A gardener.
coach
paver