Pollution Control
Spent Bulbs as Hazwaste Part II
In your reply to DW in the January issues (“Spent Bulbs as Hazwaste”), you stated that New York and California mandates that all spent fluorescent bulbs are to be recycled no matter their mercury content. That statement is partially true. In New York there is an exemption for small businesses.
Read More
Capture Heat from Exhaust Gases, Save Energy
Process heat recovery unit can provide heating and cooling
Read MoreSpent Bulbs as Hazwaste
I wish to emphasize the significance of one critical word in your response “...usually fitted with green end caps and certified to pass TCLP”. Unless you have that certification on hand for your lamps, or TCLP results from a certified laboratory, you may find during your next inspection that the cost of (mis)managing your lamps has more than erased all the savings you made.
Read More
Three Steps to Lower Energy Use
Improve paint system bottom line by cutting energy consumption
Read More
Recycling Spent Bulbs Revisited
We have a wastewater pretreatment system that consists of several sumps and holding tanks. For level control, we use mercury float switches. Periodically, these go bad and have to be replaced. Since spent fluorescent lamps contain mercury and can’t be thrown into our regular trash, what do we do about these switches?
Read MoreReactive Waste or Not Revisited
I would like more information on the organic sulfide precipitant described in the November 2006 column, “Reactive Waste or Not." Does it really work better than conventional neutralization/precipitation using acid/caustic and a flocculant?
Read More
