The core idea of lean manufacturing is actually quite simple…relentlessly work on eliminating waste from the manufacturing process.

So, what is waste? It can take many forms, but the basic idea is to eliminate anything and everything that does not add value from the perspective of your customer.

Another way to look at lean manufacturing is as a collection of tips, tools, and techniques (i.e. best practices) that have been proven effective for driving waste out of the manufacturing process.

Seven Deadly Wastes

• Overproduction
• Waiting
• Transport
• Motion
• Overprocessing
• Inventory
• Defects
• Unused human potential*

Read the complete article here: https://www.leanproduction.com/intro-to-lean.html