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(english) A primitive furnace used for direct reduction of ore to iron.
(Software Engineering) the degree to which a program is amenable to change
(english) A saltwater solution for quenching or cooling when heat treating steel.
(Environmental Engineering) A fabric filter device used to remove particulate air pollutants.
(Software Engineering) a group of people whose primary responsibility is software testing
(english) Wheels of a hard abrasive, such as Carborundum used for grinding.
(Software Engineering) a testing step that constructs the software while testing it
(Environmental Engineering) One celled microorganisms which do not have a nuclear membrane.
(Concrete Engineering) Delayed vibration of concrete that has already been placed and consolidated. Most effective when done at the latest time a running vibrator will sink of its own weight into the concrete and make it plastic and workable again.
(Concrete Engineering) A non-metallic waste product developed in the manufacture of pig iron, consisting basically of a mixture of lime, silica and alumina, the same oxides that make up portland cement, but not in the same proportions or forms. It is used both in the manufacture of portland blast furnace slag cement and as an aggregate for lightweight concrete.
(english) Steel melted in a furnace with an acid bottom and lining and under a slag containing an excess of an acid substance such as silica.
(Concrete Engineering) Concrete manufactured by placing clean, graded coarse aggregate in a form and later injecting a portland cement-sand grout under pressure, to fill the voids.