Natural Ca-montmorillonite was transformed to Na-montmorillonite, then to Ni-montmorillonite under microwave heating.

通过微波交换法将天然钙基蒙脱土转变为钠基蒙脱土，进而转变成镍基蒙脱土。

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Though Na Na Ni does have a few relatively conventional pop tunes, like the lovely sing-along lullaby of the opener "Black Fur" and its successor "Alina's Place, " some of its most fascinating pieces are those that abandon traditional structures and vocals.

NPR: Fredrik: 'Black Fur'