6. Glossary

Bifluorinated salt; bifluoride salt

Salt of formula MHF ₂ or MF, HF with, for M, an alkali composed of a fluoride salt and a crystallized HF molecule.

Three-dimensional rugosimetry; 3D rugosimetry

Three-dimensional roughness measurement is a surface characterization technique based on the principle of chromatic-encoded confocal imaging. This technique was used for this study, to map in three dimensions surfaces roughened by different satinizing solutions.

Fluorosilicates; fluorosilicates

Ionic species with the formula ${\text{SiF}}_6^{2-}$ formed...