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Lye water is an essential ingredient in the crust of the traditional baked Chinese moon cakes. Most yellow coloured Chinese noodles are made with lye water but are commonly mistaken for containing egg. One variety of zongzi uses lye water to impart a sweet flavor. Sodium hydroxide causes gelling of egg whites in the production of century eggs.
Lye made out of wood ashes is also used in the nixtamalization process of hominy corn by the tribes of the Eastern Woodlands in North America. In the United States , food-grade lye must meet the requirements outlined in the Food Chemicals Codex (FCC), [ 5 ] as prescribed by the U.S. Food and Drug Administration (FDA). [ 6 ]
Otherwise, the lye itself will absorb water and actually create a mass itself, exacerbating the clog issue. [4] Liquid formulations of corrosive alkaline drain cleaners can contain sodium hypochlorite and lye (sodium hydroxide or potassium hydroxide) in concentrations up to 50 percent. Other corrosive mixtures come as two-part cleaners that are ...
Corrosion in the crevice between the tube and tube sheet (both made of type 316 stainless steel) of a heat exchanger in a seawater desalination plant Crevice corrosion is a localized form of corrosion occurring in confined spaces (crevices), to which the access of the working fluid from the environment is limited.
The main types of irritant and/or corrosive products are: acids, bases, oxidizers / reducing agents, solvents, and alkylants. Additionally, chemical burns can be caused by biological toxins (such as anthrax toxin) and by some types of cytotoxic chemical weapons, e.g., vesicants such as mustard gas and Lewisite, or urticants such as phosgene oxime.
mild steel cracks in the presence of alkali (e.g. boiler cracking and caustic stress corrosion cracking) and nitrates; copper alloys crack in ammoniacal solutions ( season cracking ); high-tensile steels have been known to crack in an unexpectedly brittle manner in a whole variety of aqueous environments, especially when chlorides are present.
The public is advised to avoid exposure to any liquids pooled or flowing near railroad crossing at Payne and West Jefferson avenues in Riverview. State regulators order response for corrosive ooze ...
Ok, I see. The problem is the first scentence "Lye is a corrosive alkaline substance, specifically, sodium hydroxide ." Pokeman 17:19, 14 May 2008 (UTC) I feel the opening sentence is still ambiguous. Could it be rephrased "Lye is any corrosive alkaline substance"? Or "a lye is a member of a family of corrosive alkaline substances"?