ZIPPO black cotton core, it needs to be replaced?

ZIPPO 棉芯变黑了， 是否需要更换?。

Zippo in the use of such fuel is clearly unrealistic.

贼婆在使用这种燃料是显然是不现实的。

But in fact, ZIPPO the key technology lies in its flame itself.

但实际上，ZIPPO的关键性技术在于它的火焰本身。

Of course, to knowing ZIPPO be why for the person of content, it is more difficult, ah.

当然，对于不知ZIPPO 是何物的人来说，是比较困难的，呵呵。

At present more appropriate zippo fuel oil in addition to exclusive, 97, can use gasoline, ethanol or high-grade ethanol gasoline instead.

目前更合适的贼婆燃油此外，独家，97，可以使用汽油，乙醇或高品位的乙醇汽油代替。