Americans are really strange that others throw away the shells of oysters as garbage, but they are treated as big treasures and recycled at a high price.
In the eyes of many people, Americans are known for wasting food, so why do they have a soft spot for oyster shells?
What is even more surprising is that the 680,000 kilograms of oyster shells that the United States recycles every year are re-dumped back into the sea.
In 2019, the news that a billion oysters saved New York Harbor also revealed the truth about the recycling of oyster shells in the United States.
Humans have been hunting and breeding oysters for thousands of years, but the United States has encountered a major problem in recent years.
With environmental change and overfishing, The Oyster Reef in New York Harbor has become precarious, with unimaginable consequences if left uninhabitable.
On the one hand, there are fewer and fewer wild oysters to eat; On the other hand, if the oyster reef disappears, the rough waves will have a big impact on the coastline.
After much deliberation, Americans had to bow to captivity and began recycling oyster shells in large quantities.
What does the cultured oyster have to do with recycled oyster shells? The next operation of the Americans is beyond the imagination of many people.
The oyster shell that is regarded as garbage by the Chinese people is a fragrant bun in the eyes of the United States.
Oysters are what we often call oysters, which are delicious but have more shells than meat. It is said that Americans also love to eat oysters, and a restaurant can consume thousands of oysters a day.
In the past, when garbage was thrown away, now these oyster shells are carefully recycled into special garbage cans.
Although the oyster shells are small, they accumulate into large numbers, and the oyster shells that gather from all directions are piled together in a concentrated manner.
Next, the Americans let these oyster shells dry naturally for half a year, pack them in a regular iron frame, and put them back into the sea.
Isn't it thankless to recycle oyster shells at a high price and pour them back into the sea?
It turns out that after the birth of artificially farmed small oysters, it is necessary to find a place to adsorb as soon as possible, otherwise it will be swept away by the waves. The natural oyster shells are not only unpolluted, but are also popular with small oysters.
In addition, oyster shells can also promote the formation of oyster reefs and become a protective barrier for the coastline, which can be described as killing two birds with one stone.
The United States has turned oyster shells into treasures, recycling 680,000 tons a year, can we learn from it?
The United States is known for wasting food, but it recycles oyster shells at high prices, can we sell them?
From barbecue stalls, to large restaurants, to ordinary people's homes, Chinese people also love oysters. Since there is a demand for big beauty, why not collect oyster shells and sell them to earn some foreign exchange?
If you really have this idea, it is a big mistake, the domestic oyster shell, we are not enough to use ourselves.
Oyster shells are rich in zinc, calcium and other elements, and feed mills crush oyster shells, which is a good recipe for calcium supplementation for superior animals.
The oyster shell is the outside, irregular in shape, and has good permeability. In coastal areas such as Guangxi, Guangdong, locals use oyster shells to build walls and houses, which are not only resistant to wind and rain, durable and insulated, but also look quite distinctive.
In addition, oyster shells can also be used in medicine and made into various handicrafts, which can be described as in short supply.
However, it is not easy to collect oyster shells, after all, it is too scattered, the cost of recycling is not small, sold to the United States, it is estimated that they can not afford to buy.
Have you ever eaten oysters? If recycling is done, do you think oyster shells are dry garbage or wet garbage?