- The test results show that the main contents of active sulphur in Russian crude oil are sulfur alcohol and bisulfide.The corrosion produced by acitive sulfur is largely influenced by temperature.
- Sulphur can be used to make gunpowder.
- Sulphur was not identified as an element until1810.
- The orient has been playing an active role in the world economy.
- He is an active member of the school's stamp club.