Injection mixtures?
https://www.youtube.com/watch?v=kDgm...jsJ6ivNz_nRGzR
There is so much miss information 'out there' not just the obvious comment of the internet age but even the 'empty vessel' types that make allot of noise and not much action, been the same over the years only the preferred medium of communication has changed a bit
In short click the link above and learn a bit about how basics of combustion and engines work, then think a little more about measurement, we have all fallen for the hype and in some cases years of using the wrong types of sensors and equipment, having led us all down the garden path.
The humble EGT probe is a device not used by many, when employed its poorly understood and utilized, even by the companies who make them! (as I have found out).