Drywall mud, also known as joint compound, is a gypsum-based paste used for finishing drywall joints, corners, and for repairing cracks and holes in existing drywall and plaster. Choosing the right ...

PITTSBURGH, Aug. 27, 2020 /PRNewswire/ -- "I'm an expert renovator and I wanted to create a better drywall mud box for removing joint compound from the corners of a knife," said an inventor, from ...