Abstract: A microwave susceptor article having an advantageous microwave heating rate property and cooling rate property, including: a substrate; a metallic-containing layer on at least one major surface of the substrate; and optionally a protective coating on or associated with the metallic layer, as defined herein. Also disclosed are a method of making the article and a method of using the article.

Abstract: An apparatus for making an alkali activated carbon, as defined herein, including: a first chamber to combine a carbon and an alkali, free of foaming, to form a billet; a second chamber comprising: a hot zone; and a cold zone; an optional third chamber for washing the cooled billet; and a conveyor that receives carbon and an alkali materials in the first chamber and conveys a mixture of reactants to the second chamber, and then optionally conveys the cooled billet to the optional third chamber. Also disclosed are method of making alkali activated carbon in the disclosed apparatus.