The grouting for the rubble blocks was compacted from four parts sand, one part trass delivered in lumps from Andernach, and five parts slaked lime from Tournai, which was known for the quality of its hydraulic lime.
42.
Hand-carved stencils, originally made from wood but now from heavy paper, are prepared and a mix of soya bean flour and slaked lime is applied through the openings of the stencil onto the 100 % cotton fabric.
43.
Immediately, the sulfur-impregnated slaked lime would react with the air to liberate large concentrations of sulfuretted hydrogen, which would then billow out of the purifier house, and make the gas-works, and the district, stink of sulfuretted hydrogen.
44.
The company now concentrated on the manufacture of sand-lime bricks, in which damp sand and slaked lime ( 8 % of the content ) were mixed before being poured into moulds and heated under pressure in an autoclave.
45.
Usually for chewing, a few slices of the nut are wrapped in a betel leaf along with calcium hydroxide ( slaked lime ) and may include clove, cardamom, catechu ( " kattha " ) or other spices for extra flavouring.
46.
When the masonry has been laid, the slaked lime in the mortar slowly begins to react with carbon dioxide to form calcium carbonate ( limestone ) according to the reaction : Ca ( OH ) 2 + CO 2 ?
47.
To make hominy, field corn ( maize ) grain is dried and then treated by soaking and cooking the mature ( hard ) grain in a diluted solution of slaked lime ( calcium hydroxide ) or wood ash, a process termed nixtamalization.
48.
Another common use, though perhaps not as widely known, is in fertilizers and control of soil pH . Slaked lime ( calcium hydroxide ) or limestone ( calcium carbonate ) may be worked into soil that is too acidic for plant growth.
49.
:: : The traditional way, I think, would be to burn them to make potash ( potassium carbonate ), boil that with slaked lime ( calcium hydroxide ) to make potash lye ( potassium hydroxide ), then electrolyse that to get potassium metal.
50.
Whenever slaked lime is created, it is slaked with water ( i . e . calcium carbonate is replaced by calcium hydroxide ), after the carbon dioxide in the rock is first driven off with heat to become a permanent part of the atmosphere / ocean.
