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Arc Flash PPE Selection
I’ve been hearing a lot about arc flash protection lately, but I’m not sure if it applies to our operation and, if so, what the requirements are for providing personal protective equipment under this standard. I know it has something to do with our ...
Ask an Expert Published: 7/2/2012
Am I a DOT Hazmat Transporter?
I have heard through the grapevine that the U.S. Department of Transportation has inspected one of our competitors regarding hazardous materials registration requirements. Can you give this small metal finishing shop owner an overview on how this wo...
Ask an Expert Published: 5/2/2012
More PVC Pipe Glue Discussion
I would like to comment on the ongoing pipe glue discussion from your November 2011 column. Users concerned about caustic service could look for what one manufacturer calls “industrial PVC cement” which is made without the fumed silica thickener. Fo...
Ask an Expert Published: 3/1/2012
Effects of Proposed Label Changes
Over the last year, we have received several correspondences regarding the Occupational Safety & Health Administration’s (OSHA) proposal to modify the existing HazCom standard to conform to the United Nations Globally Harmonized System (GHS) of clas...
Ask an Expert Published: 2/29/2012
Nitrites and Fragrances
We are using a vibratory finishing compound that has been satisfactory for more than 20 years. Recently, a potential new vendor pointed out that it contains sodium nitrite and said we are violating the law in using it. We checked with our supplier, ...
Ask an Expert Published: 1/26/2012
Pipe Glue, Revisited
I’ve contacted several plumbing suppliers and none of them were able to assist me in finding the glue you recommended for CPVC pipe or the pipe tape. We are seeing exactly what you were talking about on a leaky pipe containing caustic or alkaline s...
Ask an Expert Published: 1/24/2012
Where is the Pipe Glue?
I have contacted several plumbing suppliers around me, and none of them were able to assist me in finding the glue that you recommended for CPVC pipe or the pipe tape. We are seeing exactly what you were talking about on leaky pipe containing causti...
Ask an Expert Published: 10/25/2011
Nitric Acid Passivation and EH&S Impact
I am looking for safety/environmental requirements to set up a nitric acid cleaning and passivation system.
Ask an Expert Published: 8/15/2011
Effect of the Proposed Global Harmonization System
OSHA expects to adopt a revised Hazard Communication Standard that includes information included in the GHS in 2011. Once the rule is finalized, employers will have three years to implement the new standard. The most significant impacts upon employe...
Ask an Expert Published: 2/18/2011
Phosphates in Wastewater
I am charged with finding the sources of phosphorus in our plant. Our main process effluents are from mass finishing and washing machines. I have not found significant phosphorus in these fluids, and yet, we are close to the limit. What am I missing...
Ask an Expert Published: 1/11/2011

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