Ed Kanegsberg

November 2020

Stuck At The Edge; The boundary layer

Cleaning requires dislodging a soil and carrying it away from a surface. For this to happen, the cleaning or rinse fluid must energetically access the surface. […]
September 2019

Soprano or Bass—What Ultrasonic Frequency to Use? Part 2: Being TACTful

As a professional in product cleaning, you probably have encountered the acronym TACT. The letters represent four key facets for effective cleaning, Temperature, Action, Chemistry, and […]
July 2019

Soprano or Bass—What Ultrasonic Frequency to Use? Part 1

You are in charge of improving the cleaning of your company’s product. You think ultrasonic cleaning is needed but need to know which frequency is best. […]
October 2014

Solvency —The Physics of Cleaning, Part 11

A cleaning chemistry is effective due to physical and chemical properties.  In the last issue of Clean Source (1), we discussed wetting of surfaces and explained […]
September 2014

Wetting Surfaces—The Physics of Cleaning, Part 10

Summer may be almost over, but there’s still time for a splash in the pool or at the beach. Afterwards, jump into the shower to rinse […]
April 2014

Defeating Raoul—Azeotropes, The Physics of Cleaning Part 9

Blends have proven useful in improving cleaning efficacy while at the same time reducing concerns of worker exposure, environmental damage or flammability. However, in most situations, […]
January 2014

EPA Changes Direction—Again

Sometimes, a change of direction is a good thing. The phaseout of HCFC-225 is set for January 1, 2015.  Restrictions will impact manufacturing because either you […]
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