if you received a white wool jacket with a whole cup of coffee spilled down the front, what would you do? The care label reads “Professionally Dryclean Only.” How can you remove such a large stain?...

DLI’s Analysis Department has seen men’s colored dress shirts with local or blotchy discolorations. Testing shows the dyes on these shirts are acid sensitive and will change to pink or orange.

Grass contains both chlorophyll (a green coloring matter found in plants) and tannin (a yellow-to-tan colored substance found in plants).

Chlorophyll is removed with amyl acetate; tannin is...

Mildew is one of the most common effects of damp or flooded conditions.

Mildew and mold are from the same family of organisms. The mildew fungus causes staining with an irregular shape. The...

Yarn slippage is the actual slipping or shifting of one set of yarns over the yarns in the opposite direction.

Sometimes, this shifting will show up as almost straight lines; in other cases...