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A solid relationship with a solvent manufacturer has aided Electro-Spec Inc. with the implementation of a trichloroethylene replacement material in its vacuum degreasing unit to clean a customer’s micromachined parts more efficiently.  

Some that bears precious metals is, and there are a host of regulations to consider when recycling.

One company said since our waste stream had a lead concentration of 40 mg/liter and this is over the TCLP threshold of five mg/liter, it is a RCRA-hazardous waste and gave us a quote from transportation and disposal as such. The other company claimed they can handle it as a non-hazardous waste since the waste stream’s concentration is less than 19 times the TCLP threshold of five mg/liter. Obviously, disposal as a hazardous waste is much more expensive than non-hazardous waste. Can you help us decide which way to go?

Regulatory pressures to switch from hexavalent chromium to trivalent alternatives are a growing concern for many finishing operations. In this Products Finishing Ask the Expert clinic, Brittany McKinney of Pavco discusses the environmental considerations driving these regulations. 

Here's a look at some of the most common hazardous waste violations in electroplating facilities, and what can be done to prevent or correct them...

Question: Steve, your column in the September 2005 issue, non-hazardous waste has become hazardous, in which you describe how changes in process and wastewater pretreatment chemistry can have a profound impact upon the filter press cake’s status as a RCRA hazardous or non-hazardous waste reminded me of a situation we had about 10 years ago.

While there appears to be a worthwhile savings if we use the bulb crusher, we have been under the impression that spent fluorescent and metal halide lamps are hazardous waste if they are crushed. They say it is not. Could you give us some guidance?

Edison Awards winners were recently announced at the 37^th annual Edison Awards event in Fort Myers, Florida. This is the sixth consecutive year that Axalta has won an Edison Award.

Question: My hazardous waste hauler recently informed me that the US Department of Transportation is requiring some type of security plan and training in response to the terrorist attacks of September 11, 2001.

How can we remove paint sludge and color and neutralize the pH from paint stripping acid before discharging waste to a storm drain?