Meaning of Verneuil process | Babel Free
Definitions
The first commercially successful method of manufacturing synthetic gemstones, involving the melting of a finely powdered substance using an oxyhydrogen flame and crystallising the melted droplets into a boule.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.