Duck is a brand nameDuct is the correct name
Yes duck is a brand, but duct tape's original name was duck tape because it's waterproof.
Suffocate a dog with some, the tape all the openings on its body shut.
it's DUCT tape, lol.create a bridge out of your newly found DUCT tape.
No, you are wrong. Both names are correct.
No lol. It isn't waterproof unless you buy special waterproof type. It is called duct tape because it was originally used for duct work.