sˈoʊdiəm fjˈuːmæɹət ænd fjˈuːmɚɹˌɪk ˈæsɪd ɑːɹ sˈʌmtaɪmz jˈuːzd æz tˈɜːmɪnəl ᵻlˈɛktɹɑːn ɐksˈɛptɚz ɪnðə kˌʌltɪvˈeɪʃən ʌv sˈɜːʔn̩ ˌænɛɹˈoʊbɪk mˌaɪkɹoʊˈɔːɹɡənˌɪzəmz.
Sodium fumarate and fumaric acid are sometimes used as terminal electron acceptors in the cultivation of certain anaerobic microorganisms.