| http://www.w3.org/ns/prov#value | - igh heat storing capacity, for instance of cast iron or ceramics material, for example of a type comprising Al2 O3, SiO2, Fe2 O3, TiO2, CaO, MgO and alkaline agents in the amounts of 37%, 5%, 17%, 1.7%, 38%, 0.5%, and 0.8%, respectively, measured by weight.
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