One simple solution to removing tar stains from carpet is to saturate a cotton rag with water and dry cleaning solvent then blot at the affected area.
Black sticky spots on carpet.
Carpet discoloration in an advanced stage the easiest way to detect any growth of black mold on the carpet is to see if there s any discoloration on its surface.
Look for products with ethanol alcohol to remove stubborn stains.
This causes over 97 of recurring spots.
Mix the cleaning product of your choice with water per the product instructions in a bucket.
Choose products specifically created for lifting sticky stains from carpet.
Start as a small dark pencil eraser sized dot in the carpet.
Clean them and during the drying process the spot wicks up again but into a larger spot.
The moisture from the water and dry cleaning solvent should help lift the tar from the carpet fibers.
The sticky residue attracts dust and other dirt particles appearing in the form of black marks on the carpet.
Sometimes these line up lengthwise or widthwise one instance or more and sometimes they just appear randomly.
Sticky spots something that attracts dirt got on the carpet.
Sometimes just starts as one yarn strand of a tuft.
Wet a cotton towel with plain cold water wring it out and wipe the stain with wide sweeping strokes.
A partial list of substances that attract dirt are.
You can purchase these products at discount department and home improvement stores.
However if the stain has set in you may have to repeat the process several times before you notice that the stain is fading.
Discolored patches may start with various shades of green or black caused by the mold colony in large number.