| http://www.w3.org/ns/prov#value | - Catalyst support - I have shown you the inside of a catalytic converter and the palladium and platinum is deposited on a catalyst support because you do not want to waist a lot of platinum and palladium, only those atoms that are on the surface are going to do anything and so, what you have is a support that is able to withstand the high temperatures on the inside of a catalytic converter, but just h
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