בֹּרbôr/bore/
HebrewH12531 occurrences (KJV)
vegetable lye (from its cleansing); used as a soap forwashing, or a flux formetals
KJV renders it: [idiom] never so, purely.
Where it appears
- Isa 1:25and I will turn my hand on you, thoroughly purge away your dross, and will take away all your tin.
Lexical data: Strong’s Hebrew & Greek Dictionaries (1890, public domain; openscriptures, CC-BY-SA). Word tagging from the Strong’s-numbered KJV.