Role of foam in cleaning

Q: Since foaming is so critical to COP methods, should operators be agitating the solution(s) to produce foam before and during manual cleanings?

A: Mechanical energy, agitation, and plain old elbow grease, are vital weapons in cleaning and Clean-Out-Of-Place applications. So we would recommend that wherever possible, mechanical energy be applied to remove unwanted residues from the surface we are trying to clean. This will