- systematic chemical name for acetylene
- ‘At standard temperature and pressure, ethyne is a colorless gas with a pleasant smell.’
- ‘Furthermore, the composition of Titan's atmosphere is complex: it is made up primarily of nitrogen, but a variety of hydrocarbons, such as methane, ethane, ethyne, and propane, are also present.’
- ‘Acetylene or ethyne is also used to make vinyl chloride and vinyl acetate, both of which are converted to polymers.’
We take a look at several popular, though confusing, punctuation marks.