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Metal can scratch or damage the enamel finish, leading to more damage. ... “I clean my cast iron after every use by hand washing with some mild dish soap and a non-abrasive soft sponge ...
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For stubborn stains or mildew spots, hold the wet eraser on the spot for 10-15 seconds before wiping. Rinse each section with a garden hose or clean wet cloth as you go. Allow the furniture to air ...
This can be used for pet stains and out of doors. [3] There is no chief underlying chemical reason why club soda would be superior to plain water in stain removal. [8] Glycerine This can be used to soften "set" stains, especially on wool and non-water-washable fabrics. [3] Boiling water This can be used to take out fruit juice stains.
Crazing is a spider web pattern of cracks penetrating the glaze. It is caused by tensile stresses greater than the glaze is able to withstand. [1] [2] Common reasons for such stresses are: a mismatch between the thermal expansions of glaze and body; from moisture expansion of the body; and in the case of glazed tiles fixed to a wall, movement of the wall or of the bonding material used to fix ...
White cast iron displays white fractured surfaces due to the presence of an iron carbide precipitate called cementite. With a lower silicon content (graphitizing agent) and faster cooling rate, the carbon in white cast iron precipitates out of the melt as the metastable phase cementite, Fe 3 C, rather than graphite. The cementite which ...
Brown for iron Use a 5% aqueous solution of ferric chloride . The object is coated with a solution, after 24 hours it is rubbed with coarse cloth or finest steel wool , the process is repeated at least three times, finally, the material should be wiped with a greasy rag.
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