03/06/2026
๐๐๐๐ฅโ๐ค ๐๐ โ๐๐๐ง๐๐ค๐๐๐๐ ๐๐ฅ๐๐๐โ?
As unlikely as it sounds, there is a group of stains known as โ๐๐๐ง๐๐ค๐๐๐๐ ๐๐ฅ๐๐๐๐คโ.
Most invisible stains are caused by food, oily substances, or beverages. Although ๐พ๐๐ถ๐๐ฒ ๐๐ถ๐๐ถ๐ฏ๐น๐ฒ ๐๐ต๐ถ๐น๐ฒ ๐ถ๐โ๐ ๐๐๐ถ๐น๐น ๐๐ฒ๐, ๐ฎ๐ณ๐๐ฒ๐ฟ ๐ถ๐ ๐ฑ๐ฟ๐ถ๐ฒ๐ ๐ถ๐ ๐ฏ๐ฒ๐ฐ๐ผ๐บ๐ฒ๐ ๐ถ๐ป๐๐ถ๐๐ถ๐ฏ๐น๐ฒ. Later on, with exposure to heat or the passage of time, a yellow or brownish stain will appear. This is caused by the oxidation or caramelisation of the sugar in the staining substance. It is the same process that makes a peeled apple turn brown after exposure to air.
Oily type stains can be particularly challenging. ๐๐ฟ๐ ๐ฐ๐น๐ฒ๐ฎ๐ป๐ถ๐ป๐ด ๐ฐ๐ฎ๐ป ๐๐๐ฐ๐ฐ๐ฒ๐๐๐ณ๐๐น๐น๐ ๐ฟ๐ฒ๐บ๐ผ๐๐ฒ ๐บ๐ผ๐๐ ๐ผ๐ถ๐น๐ ๐๐๐ฎ๐ถ๐ป๐, ๐๐ป๐น๐ฒ๐๐ ๐๐ต๐ฒ๐ ๐ฎ๐ฟ๐ฒ ๐น๐ฒ๐ณ๐ ๐๐ผ ๐ผ๐
๐ถ๐ฑ๐ถ๐๐ฒ. Once they oxidise and turn yellow or brown, they become much more difficult to remove. This type of stain can be distinguished by the irregular โcross patternโ the oil makes along the edge of the stain as it follows the fabric fibres.
๐๐ณ ๐๐ผ๐ ๐ธ๐ป๐ผ๐ ๐ฎ๐ฏ๐ผ๐๐ ๐ฎ๐ป ๐ถ๐ป๐๐ถ๐๐ถ๐ฏ๐น๐ฒ ๐๐๐ฎ๐ถ๐ป, ๐ฏ๐ฒ ๐๐๐ฟ๐ฒ ๐๐ผ ๐ฝ๐ผ๐ถ๐ป๐ ๐ถ๐ ๐ผ๐๐ ๐๐ผ ๐๐ต๐ฒ ๐ฐ๐น๐ฒ๐ฎ๐ป๐ฒ๐ฟ ๐๐ต๐ฒ๐ป ๐๐ฒ๐ป๐ฑ๐ถ๐ป๐ด ๐ถ๐ป ๐๐ผ๐๐ฟ ๐ด๐ฎ๐ฟ๐บ๐ฒ๐ป๐.The cleaner will need to treat these stains prior to cleaning, since the heat of drying or pressing may set the stain.
๐ช๐ผ๐ฟ๐ฑ๐ DIA Drycleaning Institute of Australia