Ultrasonic extraction process

The plant material is placed in a suitable solvent, and the solvent is infiltrated, and then ultrasonic vibration of a certain intensity and frequency is added to rapidly enter the plant tissue cells, so that the extracted compon.......

Application of ozone to air microbial sterilization

Application of ozone to air microbial sterilization

Ozone disinfection: Ozone is composed of three.......

Daily maintenance knowledge of engine water pump

The daily maintenance of the engine water pump is very important, and the correct maintenance method can greatly extend the service life of the equipment. Let's take a look at the places to be aware of when using and maintain.......

How to choose the correct spark plug

In accordance with the requirements of the manual, select the spark plug of the specified specifications and models.

The contact surface of the spark plug with the gasoline engine must .......

The role of food additives in food production

People in the food industry often say that food additives are the soul of the food industry. Why do you say this way? Because the role of food additives in food processing is really important........