For more scientific detail about acids and cleaning, download this handy worksheet.
Here’s a worksheet, developed by Derek Christian, to share with your staff about the pH scale and how it relates to the strength of cleaning chemicals they use on the job every day.

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In the May issue, we’ve paired this downloadable worksheet with a useful video in which Tom Stewart demonstrates techniques for handling corrosives.
To read the article in the magazine, click here.
*This is an Adobe .PDF file. To view, save or print this file, you will need Adobe Reader, which you can download by clicking here.
Authors
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Derek Christian is the founder and owner of My Maid Service, Cincinnati's largest independent professional cleaning company with locations in 1 and Dallas, TX, as well as a business coach through Cleaning Business Builders. Prior to that, he spent 12 years at Proctor & Gamble (P&G) working on household cleaning products. Derek is now an investor in several cleaning companies including My Maid Service Dayton and Real World Services Columbus. Derek is also a consultant for industry leaders Marvelous Maids and Castle Keepers.
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Founder and CEOTom Stewart is a CEO and industry thought leader focused on scaling residential cleaning businesses through strategy, systems, and leadership development, translating complex concepts into actionable frameworks. With his wife Janice Stewart, he co-owns Castle Keepers, the first company to achieve CIMS certification. Tom is the founder and CEO of MaidCentral Software, the leading business management platform for professional home cleaning companies in North America, and the founding editor and publisher of Cleaning Business Today. Learn more at TomStewart.com.













