a decrease in temperature that occurs while heating metal through a range in which a change in a structure occurs. Advertisements
to connect soil pipe by use of packed oakum and molten lead, sealed by caulking with tools designed for that purpose.
a tool used in shaping metal, usually of lead, lead alloy, soft copper or similar material
has a narrow, tapered blade, usually less than 1″ wide at the tip and 12″ to 14″ length. Used to make both curved and straight cuts but must be used perpendicular to the surface for curved work.
a chain formed of small hollow metal spheres connected by short dumbbell-shaped metal links that is used especially in electric pull sockets and switches. Used in plumbing to hold stoppers or plugs to keep liquid in bathtubs or wash basins.
a screw thread used on fittings to provide an attachment for a garden hose. Sometimes called garden hose thread. Usually 12 threads per inch of threaded surface on 3/4″ pipe size, as compared to 14 threads per inch of threaded surface on 3/4″ thread size.
1. the edge of the receptacle from which water overflows 2. the level from which liquid will flow to the floor when all drain and overflow openings built into the device are obstructed 3. the lowest point in a receptacle from which water overflows.