Sodium bi sulfite, sodium sulfite, sodium meta bi sulfite, ammonia, sulphur bentonite, sulphur pastilles, ufc, aquoes formaldehyde, formaldehyde, snf, sulphonated naphthalene formaldehyde, urea formaldehyde resin, phenol formaldehyde resin uf one shot.
Coal, steam coal, charcoal, teak wood, palm oil, kaolin.
Tourmaline, sapphire, ruby, garnet, topaz, amethyst quartz
