(of a substance) not able to be melted or fused.
- ‘The surface-rigidified cerasome is infusible and the monomeric cerasome complex of DNA is of viral size.’
- ‘In particular the tags are to be incorrodible and infusible at 2000F.’
- ‘A flux is sometimes used that combines chemically with the infusible materials in the ore to form slag, which floats on top of the metal and can be drawn off.’
We take a look at several popular, though confusing, punctuation marks.