# contact process

> contact process is a method to prepare sulphuric acid / oil of vitriol in industrial cases.

**Wikidata**: [Q908924](https://www.wikidata.org/wiki/Q908924)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Contact_process)  
**Source**: https://4ort.xyz/entity/contact-process


## References

1. Freebase Data Dumps. 2013