... the interior harmful gas molecules. 2..Dedicated to the adsorption of formaldehyde, benzenes, ammonia, radon and other harmful gases and ... radon and other harmful gases indoors. Meanwhile it owns of removing away of mildew smell, deodorize and sterilize. For the constant ... , SUNRISE, is made of activated silicon which was got through the MSDS i.e. Material Safety Data Sheet (2002010407Z) and CNAS ...