iodine function_formamide

1. How does dichloroethyl ether change into the environment?
Dichloroethyl ether released into the air will react with other chemicals and sunlight to be decomposed or removed from the air by rain.
Dichloroethyl ether will be decomposed by bacteria if it is in water.
Part of the dichloroethyl ether released into the soil will be filtered and penetrated into the groundwater, some will be decomposed by bacteria, and the other part will evaporate into the air.
Dichloroethyl ether does not accumulate in the food chain.

According to customs statistics, in the first four months of this year, the total value of my country’s imports and exports of goods trade was 9.07 trillion yuan, a year-on-year decrease of 4.9%, and the rate of decline narrowed by 1.5 percentage points from the first quarter. Among them, exports were 4.74 trillion yuan, down 6.4%; imports were 4.33 trillion yuan, down 3.2%; the trade surplus was 415.7 billion yuan, down 30.4%.