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Spot Removal

Hand-washing
Hand Dishwashing Problems, Causes and Solutions
Do you have tough spots or stains that you can't get off your dishes or cookware? Here's how to remove them.
Laundry
Back to Black: Keep Darks from Fading
Learn how to keep blacks black, protect bright colors in the laundry, and get rid of melted chocolate on your clothes.
Carpet Cleaning
The Science Behind Clean Carpet
CRI's Seal of Approval (SOA) program uses precise science to test carpet cleaning products to help ensure certified products will get your carpets clean.
Stain Removal
Tips for Carpet Color Repair
Color repair by cleantrust-Certified technicians can provide a "face lift", allowing carpet to look good throughout its lifetime.
Stain Removal
Consumer Reports Tests Reveal Which Stain Treatments Really Work
Which stain removers work best at removing a variety of stains? CR tested them on coffee, blood, wine, sebum, motor oil, and grass stains.

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Leather
Leather Care Technician Manual
Detailed photographic guide to leather care, stain removal, and restoration.
Laundry
Talking Dirty Laundry With The Queen of Clean
Strategies and tips for cleaner laundry from the Queen of Clean that includes a complete stain removal guide.

Formica
Formica
This laminate surface is durable and resilient if properly cleaned.
Carpet Cleaning
Cellulosic Browning
Brownish discoloration on a carpet or rug after cleaning may be cellulosic browning.
Feces
Feces
Also known as stool or excrement, this waste must be dealt with safely.
Stainmaster
Stainmaster
Since 2004, this former Dupont trademark name for carpet fiber has been owned by Invista of Wichita, KS, a division of Koch Industries, Inc.
Upholstery Cleaning
Haitian cotton
Cleaning this natural-look upholstery fabric is a real challenge, even for professionals.