Where to find pre-soiled and stained fabrics for laundry and cleaning testing

Humans wear clothes and clothes require cleaning. There are basically three themes related to the removal of soil and stains. Continue reading

Stained Instrument Light Blocker

FAQ: “The black plate was accidentally stained with a oil-like substance. The oil can’t be removed by using clean wipe. Can you advise how can we remove the stain? Can we wash it with detergent?” Continue reading