I am talking about a very beefy manual with extreme details on how to handle a certain situation.Here is an example of what I mean by Standard Operating Procedure, this example is one I wrote for a Maintenance Request:1.0  Maintenance Requests1.1  Clogged Toilet1.1.1  When the resident informs the Maintenance Manager (MM) of a clogged toilet, perform the following:1.1.2  Inform resident to first utilize the plunger and remind them to not ever use drain-o or any chemical product.

Around me it goes for $4 for a one pound box or $10 for a 4.5 pound box.There is also a "TSP Substitute" which is a different chemical that doesn't work as well. 

I have a friend who runs a company doing this so I borrowed his equipment for the cost of filters and chemicals (about $1000).  

Passaic Valley Water Comission adds special chemicals to the water to solve that problem.

My name is Cody Dirlam and I am about to graduate college with a BS in Chemical Engineering.

The bank did not want the bad publicity or the any liability of a chemical contamination hazard and never disclosed any of this to us.

. :-)I don't think you'd be required to get any special chemical hazard company to deal with that though.

I have a degree in chemical engineering and work "passively" in REI.  

I am currently working for a chemical company called Magnablend bought out by a global company Univar.

He would not have to worry about causing any harm to the tenant due to chemicals.