What is LEL ,UEL , 5S hazardous chemical handling, vaccum system, failure trouble shooting ,steam distillation etc

Question

Accepted Answer

LEL stands for Lower Explosive Limit, UEL stands for Upper Explosive Limit. 5S is a method for organizing and maintaining a clean and safe workplace. Vacuum system is a system that uses suction to remove substances. Failure troubleshooting is the process of identifying and resolving issues. Steam distillation is a technique used to separate components of a mixture based on their boiling points.

LEL is the lowest concentration of a flammable substance in air that can ignite
UEL is the highest concentration of a flammable substance in air that can ignite
5S involves sorting, setting in order, shining, standardizing, and sustaining
A vacuum system can be used for cleaning, filtration, or material handling
Failure troubleshooting involves identifying the cause of a failure and implementing solutions
Steam distillation is commonly used in the extraction of essential oils from plants

Accepted Answer

Lel low value  ppm
Ule hi value ppm 
5s method for organizing maintaining a clean wark 
Vacuum processes is the ability to lower operating temperatures, thereby saving fuel and avoiding decomposition of hydrocarbon streams.

What is LEL ,UEL , 5S hazardous chemical handling, vaccum system, failure trouble shooting ,steam distillation etc

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