to charge a furnace
91Huichon — Infobox Korean settlement context=north hangul=희천시 hanja=linktext|熙|川|市| rr=Huicheon si mr=Hŭich ŏn si pop=163000 popyear=1987Hŭich ŏn is a city in the southern part of Chagang Province, North Korea. The population is 163,000 (1987… …
92Wang Zhen (official) — This article is about Wang Zhen, agronomist and inventor. For other historical figures with this name, see Wang Zhen (disambiguation). Wang Zhen (zh tspw|t=王禎|s=王祯|p=Wáng Zhēn|w=Wang Chen, fl. 1290 1333) was an official of the Yuan Dynasty (1271… …
93niobium processing — Introduction preparation of the ore for use in various products. Niobium (Nb) has a body centred cubic (bcc) crystal structure and a melting point of 2,468° C (4,474° F). Of the refractory metals, it has the lowest density and best… …
94oxidation–reduction reaction — ▪ chemical reaction Introduction also called redox reaction any chemical reaction in which the oxidation number of a participating chemical species changes. The term covers a large and diverse body of processes. Many oxidation– reduction… …
95Vizag Steel — Infobox Company company name = విశాఖ ఉక్కు కర్మాగారం company type = Public Sector company company slogan = Pride of Steel company vision = Infrastructuring India foundation = 1971 | industry = Steel location = key people = , CMD products = Plain… …
96De re metallica —   Title page of 1556 edition …
97open-hearth process — noun a process for making steel using an open hearth furnace • Hypernyms: ↑steel production * * * noun : a process of making steel in a furnace of the regenerative reverberatory type from pig iron usually charged molten by adding to it with lime… …
98Graphite — For other uses, see Graphite (disambiguation). Graphite Graphite specimen General Category Native element mineral …
99Silicon — Not to be confused with the silicon containing synthetic polymer silicone. aluminium ← silicon → phosphorus C ↑ Si ↓ Ge …
100Cistercians — coat of arms Vietnamese Cistercian monks standing in a cloi …
