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With the increasingly fierce competition of domestic goods, many companies hope to sell their products to the international market to promote the growth of trade.

Carbon monoxide is a colorless, tasteless but toxic gas. When people are exposed to a certain concentration of carbon monoxide, they will feel dizzy and

With the government’s mandatory regulations and the improvement of people’s awareness of family safety, more and more families have installed carbon monoxide detectors and smoke

Now, with the regional governments requiring the mandatory installation of carbon monoxide detectors in houses and the improvement of people’s awareness of carbon monoxide poisoning,