if (!is_superhot())

    if (feat == DNGN_WAX_WALL)

        // No actual effect.
        if (flavour != BEAM_HELLFIRE && feat == DNGN_WAX_WALL)

        if (!is_superhot())

            if (see_grid(pos()))

            // No actual effect.
            if (flavour != BEAM_HELLFIRE && feat == DNGN_WAX_WALL)

                emit_message(MSGCH_PLAIN,
                             "The wax appears to soften slightly.");

                if (see_grid(pos()))
                {
                    emit_message(MSGCH_PLAIN,
                                 "The wax appears to soften slightly.");
                }
                else if (player_can_smell())
                    emit_message(MSGCH_PLAIN, "You smell warm wax.");

            else if (player_can_smell())
                emit_message(MSGCH_PLAIN, "You smell warm wax.");

    }
    else
    {
        // Destroy the wall.
        grd(pos()) = DNGN_FLOOR;
        if (feat == DNGN_WAX_WALL)

        else

            // Destroy the wall.
            grd(pos()) = DNGN_FLOOR;

            obvious_effect = true;

        else

    }
    else
    {
        if (is_superhot() || name == "fireball")

            // Destroy the wall.
            grd(pos()) = DNGN_FLOOR;

            obvious_effect = true;

        obvious_effect = true;