The Steadicam can be a great tool for shooting documentaries and industrials.
There are two basic things to consider: You should move the camera wisely, just as you would in any other situation, and your behavior as an operator has much more impact on the “set” of a documentary or industrial than on a movie set.
The Steadicam can move well and add production value. It can give a sense of freedom and naturalness, which is especially helpful and reassuring to non-professional actors. It can connect spaces and show the flow of processes.
The Steadicam operator can work in spaces too difficult or dangerous to lay track, ...