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n. The liquid obtained by leaching wood ashes.

n. See potassium hydroxide.

n. See sodium hydroxide.

n. A strong caustic alkaline solution of potassium or sodium salts, obtained by leaching wood ashes. It is much used in making soap as well as its use in biodiesel.

v. Obsolete spelling of lie.

n. A strong caustic alkaline solution of potassium salts, obtained by leaching wood ashes. It is much used in making soap, etc.

n. Sodium hydroxide or potassium hydroxide, or a concentrated aqueous solution of either compound.

n. A short side line, connected with the main line; a turn-out; a siding.

n. A falsehood.

An obsolete spelling of lie.

n. An obsolete spelling of lie.

n. Water impregnated with alkaline salt imbibed from the ashes of wood by the process of leaching; also, some solution of an alkali, as potash, which is itself the product of leached lye concreted by evaporation.

n. A variant of lay.

n. An obsolete variant of lee.

n. In a general sense, water charged with soluble solid matter by contact with a mixture of solid substances, partly soluble, partly insoluble.

n. a strong solution of sodium or potassium hydroxide

"Regarding your question "Other than lye, is soap dangerous?" the short answer is "No!""

caustic   

concentrated lye    solid lye   

potassium hydroxide    sodium hydroxide    caustic potash    caustic soda    potash   

turn-out    siding    falsehood    lixivium    buck    bate    bittern   

Ai    Alai    Ally    Bi    Bligh    Bly    Brunei    Cai    Cy    Dai   

alum    potash    hydroxide    ammonia    tallow    bicarbonate    detergent    soap    phosphate    soda