Snag to Sol

Snag to Socket
Snag. Any obstacle or impediment; to obstruct, impede. Snakewood. A heavy. hardwood tim­ber of northern South Amercia. Wood often coloured like snake­skins. Snap. To take a photograph. esp with­ out formal posing of the subject.
Snap flask. (Fdry.) A flask provided with hinges and catches to permit its removal after the mold is made.
Snap gauge. A nonadjustable gauge for testing internal and external sizes.
Snap hook. A self closing hook op­erated by a spring; used on har­nesses on dog leashes.
Snapping lines. (Shopwk.) Lines transferred to a floor or other sur­face by means of a chalked cord which is held taut, raised at some place along its length, and allowed to snap down. A common method used by workmen.
Snap rings. (Auto.) Hardened metal rings (broken circles) fixed in re­cessed parts to act as retainers.
Snap roll. (Aero.) A roll executed by a quick movement of the controls, in which the motion is maintained by auto-rotational couples on the wmgs. Snap -shot. An informal photograph, esp one taken quickly by a simple hand-held camera.
Snap switch. (Elec.) The .common type of switch which opens or closes electrical contacts with a quick movement when the knob or thumb piece is turned in a clock­wise direction.

Snarling iron. (Art Met.) A tool used in forming hollow objects, such as vases. It is gripped in a vise, and is used to back up the work while it is being hammered. Snipe. A shot, usually from a hidden position.
Snips. (Sheet-Met. Wk.)Another name for sheet-metal workers hand shears.
Snow blindness. The usually tempo­rary dimming of the sight caused by the glare of reflected sunlight or snow.
Snow ioad. (Engin.) The load caused by accumulated snow on a roof, provision for which is made when a roof is designed.
Snubber. (Auto.) A mechanical de­vice consisting essentially of a drum, spring, and friction band. Connection is made between axle and frame. The purpose is to slow the recoil to the spring and reduce jolting.
Snug fit. (Mech.) In machine work, the closset fit that can be assembled by hand.
Soaking. (Metal.) Holding steel at a fixed heat until a complete and uniform penetration is obtained.
Soar. (Aero.) To perform sustained free flight without self-propulsion; it is called "up-current soaring" if performed in asccnding air; "dy­namic soaring" in other cases.
Socket. (Elec.) The receptacle into which th ethreaded portion of an incandescent lamp or plug is fit­ted. A term which often means, in electrical practice, a portable rc­ceptacle.

Socket chisel to Sol
Socket chisel. (Woodwkg.) The stron­gest kind of woodworkers chisel. The upper end of the shank tenni­nates in a socket into which the handle is driven.
Socketing. (Furn.) A method of join­ing by means of wedging one piece of wood into the cavity of another.
Socket wrench. (Auto. Mech.) Con­sists of a socket which fits over and completely encircles the nut or bolt head, a handle or lever, with or without ratchet, and sometimes an extension to pennit working in places not easily accessible.
Socle. (Arch.) A projecting member at the foot of a wall or pier, or beneath the base of a column.
Soda ash. (Chern.) (N~C02) Practi­cally pure sodium carbonate. It is much used for cleansing purposes and in solution as a lubricant for grinding and cutting and as a rust preventive.
Soda or sodium car~onate. (Chem.) Soda is a very general tenn ap­plied to various commercial com­pounds used in the household and in the industries. The sodas of com­merce are manufactured from salt. Sodium carbonate is used in the manufacture of glass and as a cleansing agent.
Soda pulp. (Papermkg.) A wood pulp prepared by the soda process used for blotters, bulk book papers, etc.
Soda-water mixture. (Mach.) A so­lution of sal soda and water to which soft soap or lard oil is added to increase lubricating value. Used as a coolent and lubricant in turn­ing and milling work.
Sodium chloride. (Chem.) NaCI. Or­dinary table salt or rock salt.
SOF. (Tel.) Sound on film.
Softfit. (Arch.) The underside of an arch, staircase, cornice, or the Iike.
Soft. (Ceram.) Glazes or clays which are fusible at low temperatures.
Soft annealed. (Metal.) Completely annealed.
Soft brass. (Metal.) Brass which has been annealed after drawing and rolling; used where ductility is es­sential.
Soft iron. (Metal.) Iron which can be worked with ordinary cutting tools or which can be'readily abraded with files. It is gray in colour, as distinguished from the harder cast iron which is lighter in colour.
Soft solder. Solder such as is used for tin plate and other metal sheets.The composition varies from "half and half'; half lead and half tin to 90 parts tin and 10 of lead. A very small percentage of antimony is often added.
Soft steel. (Ellgin.) A general tenn applied to steels of low carbon con­tent which do not temper. Mild steel.
Soft water. Water free from carbo­nate and sulphate of lime.
Softwood. Cone bearing trees which have leaves in the fonn of needles or scales. The tenn does not refer to the softness of the wood.
Soil pipe. (Plumb.) Tenn generally ap­plied to cast-iron pipe in s-ft. lengths used for house drainage.
Sol. (Plast.) Solution or suspension of colloid in a !iquid.