Dwell time joins water quality, temperature, chemical reaction and mechanical action as one of the five factors of cleaning. As one of the main ingredients in what it takes to get a clean car, it deserves a little dissection.
Check it out at the link below:
Science of Dwell Time
When speaking with Joseph Moldovan, managing director for Qual Chem, you may get a little bit of a different viewpoint. Moldovan is known...
https://www.carwash.com/science-of-dwell-time/
Source: carwash.com