In-ground tanks can leak for years and years and no one notices until lots of oil has permeated the soil.

You have damage all throughout the kitchen; cabinets, floor, wall, behind the wall, ceiling, can't use the appliances, not to mention the smell of smoke that's permeated throughout. 

The problem is that I think the smoke has permeated the HVAC duct work as well.

Like in a meth house, the emissions permeate everything, the two-by-fours, the trusses, the fabric in yourfurniture, your clothes."

We had one place that seemed like it was permeated with a bad smell and snaking the main cured the problem. 

Hopefully there is low hanging fruit you can address to minimize the permeation.

Or when they smoke in their apartment (a lease violation) and it permeates throughout the building into the other units.In order for me to provide a safe and well-maintained space for people to live, I must sometimes use power tools to accomplish that.

If it gets hotter than 70 degrees the smell permeates.

If you’re like most investors, you’re probably laser-focused on these questions right now, and that feeling of uncertainty is permeating your entire life.However, at this moment we are presented with a rare opportunity—we have the time to assess ourselves and our business and create better versions of both.

I was only on the job a few weeks when word of a possible strike made its way down the line and permeated the entire factory.