of the nature of or containing alum or alumina. Historical Examples For the most part they consist mainly of aluminous silicates, some of them being highly acid compounds with 75% or more of silica. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 Various aluminous rock is first roasted in a furnace similar to a lime […]
a process of producing high temperatures by causing finely divided aluminum to react with the oxygen from another metallic oxide. noun a process for reducing metallic oxides using finely divided aluminium powder. The mixture of aluminium and the oxide is ignited, causing the aluminium to be oxidized and the metal oxide to be reduced to […]
- Aluminous cement
noun another term for Ciment Fondu
- Aluminum acetate
a compound that in the form of its normal salt, Al(C 2 H 3 O 2) 3 , obtained as a white, water-soluble, amorphous powder, is used chiefly in medicine as an astringent and as an antiseptic, and in the form of its basic salt, Al(C 2 H 3 O 2) 2 OH, obtained as […]
- Aluminum ammonium sulfate
a crystalline solid, AlNH 4 (SO 4) 2 ⋅12H 2 O, used chiefly as a size in the manufacture of paper; alum.