soon as possible, as the plaster will set faster in the barrel then on the table. but the table cannot be overfilled or it may tip or plaster will spill off the sides and splatter when it hits the floor. While shoveling care must also be taken not to splatter any plaster onto nearby walls. Clean up the mix barrel. This is done outside with a hose and nozzle. If any plaster remains they can contaminate the next mix with "rocks" that greatly vex the plasterers as they get dragged across the walls and the contamination causes the plaster to set much quicker. Final clean up. This includes rolling up all paper flooring in finished rooms. knocking the plaster out of plug outlet holes with a drywall hammer/hatchet, taking down any masking tape and plastic, cleaning up any plaster that has splattered onto the floor etc. Plasterer's tasks Normally the contractor has already supplied all the bags of Gypsum plaster that will be needed, as well as any external supply of water if the house is not yet connected. The plastering crew needs to bring their own tools and equipment and sometimes supply their own bead. The Tasks that the plasterer is usually expected to accomplish. Hang cornerbead The plasterer usually must first staple or tack Cornerbead onto every protruding (external) corner of the inside of the house. Care is taken to make sure this makes the wall look straight and is more of a skill of the eye than anything else. "Bead" comes in many styles; Ranging from wire mesh attached by staples to heavier metal grades that need to be tacked on with nails. Plastic varieties also exist. The bead must be measured and cut to size; care is taken not to bend or warp it. In places where more than one corner meets; the bead's ends are cut at an angle and the 2 or more tips are placed as close together as allowable; touching but not overlapping. The bead is completely covered with plaster as well as the rest of the wall and the plaster also helps to hold it firm. The finished product leaves only a small exposed metal strip at the protrusion of the corner which gets covered when the wall is painted. This leaves a clean, straight looking corner. An alternative method seen in older houses of forming a rounded or bullnosed corner