It is a side effect of separate industrial zones from residential zones. There are borders where they touch and some grandfathered mixes ,but overall it is how things work out.
Edit, i’m sure you can point out many ways where it isn’t very effective at separating things that for reasons of danger should be. However it does still function that way overall even if not perfect.
What part is that? Keep in mind that this is my profession. Show me the “part of zoning” that does this.
It is a side effect of separate industrial zones from residential zones. There are borders where they touch and some grandfathered mixes ,but overall it is how things work out.
Edit, i’m sure you can point out many ways where it isn’t very effective at separating things that for reasons of danger should be. However it does still function that way overall even if not perfect.