The iron processed in this way, the market is called "whale pure", can withstand the repeated soaking of seawater, still with the wind and sun will not be deformed at all, merchants in Jiangsu and Zhejiang plan to buy a batch of whale pure, take it to resell to the southeast coast to try luck, so as to make a profit, but the production process of whale pure killing is too heavy, and the yield is too low, so the price is expensive, in Jiaodong boundary can also be used, even if the ordinary fishermen in Jiangsu and Zhejiang areas have to sell, they simply cannot afford to buy, can not say to buy an iron anchor, their life is in vain, That wouldn't be the world.

However, the water knife dipped in whale blood and sharpened on the "fish head stone" is expensive but quite collectible, and it is said that there is still a water knife in the world, which is kept in a small museum in Kanagawa Prefecture, Japan.

Chapter 41 of "The Hidden Spirit of the Four Seas" is in the middle of the hand, please wait a while,

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