Answer:
A type of hammer that brings a room to order.
What goes through the door without pinching itself? What sits on the stove without burning itself? What sits on the table and is not ashamed?
What has three feet but no arms or legs?
What can't you see, hear or feel, until its too late. What shadows love, and shopkeepers hate?
Gets rid of bad ones, short and tall. Tightens when used, one size fits all.
What language does a billboard speak?