in between the molding and wall while you use the other end to force the molding away from the wall. Home Improvement Glossary utty knife A tool used to apply a paste or compound to a surface. The shape of the tool allows control over how much materials is applied and how thickly. Home Improvement Glossary PVC polyvinyl chloride pipe This white or cream-colored pipe is the most commonly used pipe for drain lines. It's strong, untouchable by chemicals, and seems to last forever! The rating and diameter is stamped right on the pipe. Home Improvement Glossary rabbet groove A rabbet groove is part of a window frame that has a groove cut into it to hold glass panels. Home Improvement Glossary rake A rake is the part of a paint tray that allows you to roll off the excess paint on a paint roller. Home Improvement Glossary random pattern match When the pattern is random, you don't need to worry about match any pattern at all. For obvious reasons, random patterns are great for beginners. No matter how you position the paper the pattern still looks good. A great example of a random pattern match is a texture, such as grasscloth, or a stripe. Home Improvement Glossary razor scraper This push-type wallpaper-scraping tool (about 3 to 4 inches wide) looks like a putty knife but has a slot for replaceable blades so that you always have a sharp edge. Home Improvement Glossary reciprocating saw A reciprocating saw moves in