EDAC is commonly known as water-soluble carbodiimide (WSC) and is used as a versatile coupling agent to form amide, ester or thioester bond and thus to cross-link proteins, nucleic acids or to bind molecules to surfaces in aqueous or organic media. There are also examples in which WSC is used as water scavenger or as a reagent for heterocyclic ring formation....

Here are some information about the PAH content of oils and their treatment with activated carbon.