All lacerations will heal with a scar. Wounds that are repaired with sutures are less likely to develop scars that are unsightly,
yes
It depends. If the skin on either side doesn't meet, or the lacerations are on your face, or the cuts are more than a half inch long, you probably should.
Not repaired so much to say as stitched (with dissolving sutures) and cauterized to stop the bleeding. Painless under general anaesthetic, and with proper care and attention should heal quite quickly.
You should never smell fuel from a fuel injected vehicle. Fuel leaks can be dangerous and should be repaired as quickly as possible.
Lacerations
I'm going to go with..."The patient suffered from lacerations all over his body."
We had a small fire in our basement. We need to now get this repaired. Who would I call to get the fire water damage repaired and what questions should I ask?
Lacerations
Tears
You can go to any auto repair service or auto shop to get your emergency brakes repaired. Any mechanic can usually repair this service easily and quickly.
If it's been repaired properly it should simply start.