Xyoob charcoal, carbon, charcoal, carbon, granules, carbon hmoov, thiab lwm yam.
Feem ntau tsuas yog cov hmoov nplej (inch Less than los yog sib npaug rau 0.18 mm) thiab cov particulate (inch Less than los yog sib npaug li 8 mm), vim tias tsis muaj bulk activated carbon, nws daim ntawv thov raug txwv.
