All portable or hand-held electrical devices are insulated to protect their user from harmful shock.
It's there to protect people from electrical shock, so it is completely different from a fuse.
Years later, he heard it said that children should be protected from shock, from their first knowledge of death, pain or fear.
What he needed was insulation--something to protect him from shock.
Workers in trees close to power lines must be protected from electric shock.
In most models, they are protected from shock by being mounted in additional goop.
No, thank the eternal powers that protect old men from shock.
Our governments have agreed to keep this project as quiet as possible, to protect the people from undue shock and panic.
Naturally, you want to protect your child from any unneeded discomfort or shock.
These sophisticated breakers are designed to protect people from electrical shock, rather than prevent damage to a building's wiring.