A safety fuse in which the powder is enclosed in a thin tube of gutta
percha, which in turn is enveloped in a waterproof textile covering.
Abbreviated W.C.G.P. Higham
Carbon monoxide, CO. A gas that may be present in the afterdamp of a gas-
or coal-dust explosion, or in the gases given off by a mine fire; also one
of the gases produced by blasting. It is an important constituent of
illuminating gas, supports combustion, and is very poisonous because it is
absorbed by the hemoglobin of the blood to the exclusion of oxygen.
See also:damp
See:albite
Small, pale, rough nodule in hard shale in Shropshire. Arkell
a. See:leucite
b. A translucent variety of grossular resembling white jade in appearance.
Gold alloyed with nickel or palladium to give it a white color.
CTD
A mixture of 2 parts potassium chlorate, 1 part potassium ferrocyanide,
and 1 part sugar. Syn:white powder
A common division of the color scale, generally given as about 2,800
degrees F (1,540 degrees C).
A term used by quarrymen to denote a light-colored gneiss, aplite, or
pegmatite. Fay
A state in which a material is heated to full incandescence so as to emit
all the rays in the visible spectrum in such proportion as to appear
dazzling white. Fay
A revolving, cylindrical furnace for calcining calamine. Fay
An extremely hard cast iron, resulting when a casting is chilled in a
metallic mold. See also:gray iron
An early name for siderite. See also:siderite
See:marcasite
An alloy of copper, zinc, and tin in thin sheets. Standard, 2
Basic lead carbonate or lead hydroxycarbonate. CTD
a. See:cerussite
b. A decomposition product of sphalerite. See also:white vitriol
Syn:lead carbonate
The Upper Rhaetic, as opposed to the overlying Blue Lias. Arkell
The principal limestone division of the Great Oolite Series.
Arkell
a. A general term covering a group of white-colored metals with relatively
low melting points (lead, antimony, bismuth, tin, cadmium, and zinc).
Includes the alloys based on these metals. ASM, 1
b. A copper matte of about 77% copper obtained from smelting sulfide
copper ores. ASM, 1
c. Usually a tin-base alloy (more that 50% tin); used for lining bearings
and winding rope cappels. Nelson
A cappel in which the end of the winding rope (separated into a brush) is
embedded in a plug of white metal inside a socket. See also:capping
Nelson