6S is a mnemonic devices used to recall the 6 steps to improving workplace organization and effectiveness. It is essentially 5S with safety specifically added. The six “S” terms are:
In truth, safety should always be considered when making any changes, observations, or assessments about a workplace. That said, it makes a good deal of sense to use 6S vs. 5S. Unfortunately, though, 5S is deeply ingrained in Lean culture, and would be extremely difficult to supplant with a new term. Regardless of which term you choose to use, though, be sure to make sure safety is an integral part of your workplace organization efforts.