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Using a main ingredient of sodium hydroxide, lithium hydroxide, potassium hydroxide, or guanidine hydroxide, chemical relaxers break and restructure the bonds in curly hair so that the hair becomes weaker and straight.
If the alkali is sodium hydroxide, the result is a hard soap, relatively difficult to dissolve.
Their simple, two-step process starts with boiling wood in a solution of sodium hydroxide (NaOH) and sodium sulfite (Na2SO3), a chemical treatment similar to the first step in creating the wood pulp used to make paper.
One thousand pounds of sodium hydroxide, also known as lye, leaked from the tank, according to the response center report.
Skyscrapers of the future could even be built from wood. The process starts by soaking wood in a bath of sodium hydroxide and sodium sulfate.
Maine’s Department of Environmental Protection website says the plant had several owners from 1967 through 2000 and produced chlorine, sodium hydroxide, chlorine bleach, hydrochloric acid and the pesticide chloropicrin.
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