![Ind-Sci_Ventis_300px.jpg](/ext/resources/Issues/September2012/Ind-Sci_Ventis_300px.jpg)
The Ventis can be configured with CH4, CO, and O2 sensors for many everyday mining applications or it can be configured with CH4, CO, O2, and NO2 sensors making it ideal for mines using diesel equipment. Industrial Scientific Corp., www.indsci.com/ventis, (800) DETECTS. Circle 261