For the composition of the flammable material used in a carcass, 18th century philosopher Christian Wolff prescribed 10 parts of pounded gunpowder, 2 of nitre, 1 of sulfur, and 1 of colophony; or 6 of gunpowder, 4 of nitre, 4 of sulfur, 1 of beaten glass, 0.5 of antimony 0.5 of camphor, 1 of sal ammoniac, and 0.25 of common salt.
fɚðə kˌɑːmpəzˈɪʃən ʌvðə flˈæməbəl mətˈɪɹiəl jˈuːzd ɪn ɐ kˈɑːɹkəs, ˈeɪtiːnθ sˈɛntʃɚɹi fɪlˈɑːsəfɚ kɹˈɪstʃən wˈʊlff pɹɪskɹˈaɪbd tˈɛn pˈɑːɹts ʌv pˈaʊndᵻd ɡˈʌnpaʊdɚ, tˈuː ʌv nˈaɪɾɚ, wˈʌn ʌv sˈʌlfɜː, ænd wˈʌn ʌv kəlˈɑːfəni; ɔːɹ sˈɪks ʌv ɡˈʌnpaʊdɚ, fˈoːɹ ʌv nˈaɪɾɚ, fˈoːɹ ʌv sˈʌlfɜː, wˈʌn ʌv bˈiːʔn̩ ɡlˈæs, zˈiəɹoʊ.fˈaɪv ʌv ˈæntɪməni zˈiəɹoʊ.fˈaɪv ʌv kˈæmfɚ, wˈʌn ʌv sˈæl æmˈoʊniˌæk, ænd zˈiəɹoʊ.twˈɛnti fˈaɪv ʌv kˈɑːmən sˈɔlt.