- A volatile liquid with an unpleasant garlic odour, acquired by boiling sulfur with linseed oil.
- A volatile liquid obtained by boiling sulphur with linseed oil. It's an unpleasant garlic smell.
- The expected radical, C4H10, of odmyl sulphid, a volatile oil that is acquired by distilling oleic acid, olive-oil, along with other natural oils with sulphur. It is now thought to be butyl mercaptan (C4H9.SH).