While there is no such thing as a perfect building material, drywall comes pretty close. For one thing, it's dirt cheap, costing about $7 for a 1/2-in.-thick 4 x 8 panel. It's also DIY friendly--about ...

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 ...