What is waste oil?

A few days ago, the Ministry of Public Security unifiedly directed public security organs in Zhejiang, Shandong, and Henan to destroy an underground industrial chain that collected, smelted, resold, refined, and sold waste oil.

What is waste oil?

Gutter oil (Gutter oil) is actually a general concept, which is the collective name for various types of inferior oil in people's lives.

Drain oil can be divided into three categories:

One is a narrow sense of waste oil, that is, oily floating objects in the sewers or oils that are left over from leftovers and leftovers (commonly known as drowning) in hotels and restaurants are simply processed and refined. The second is poor quality pork, pig viscera, and pig skin processing and refining. The oil produced after the third is the oil used for the fried food more than a certain number of times after the use, and then be reused or added to it to add some new oil and then re-use the oil.

When the law enforcement personnel inspected, they used the rancid test strip of edible oil to compare the peroxide value and the acid value of the detected oil. If it exceeds the standard, the problem oil can be determined.

The major flow of waste oil is 1. Restaurant → Collector → Restaurant, Restaurant (low purchase) → Customer Table 2. Production ore dressing collector (new technology)

3. Farm (Livestock feed)

4. Chemical plant (production of chemical products)

5. Factory and school canteens