“…Note that we had investigated the aerosol behaviour of about 30 various substances (Fe, Ni, Co, Cu, Al, Au, W, Pt, Ag, Se, Bi, As, H 2 O, graphite, glycerine, oil and so on). The MCE exists only for ferromagnetic aerosols (iron, nickel, cobalt and their ferromagnetic oxides) [2][3][4].…”