This product has special ingredents.can remove stains,dust,oil efficiently.It suits clean plastic, ABS resin, marble ... sueface. Specification1.It can remove heavy stains efficiently.It contains acid.Biodegradation good,no harm to human2 ... erode carbon,ABS resin, metal surface .etc.3.Can remove stains,oil,dust efficiently.4.It suits clean plastics, ABS resin ...