Category Archives: Building material

New Danish Guideline for handling PCB residues in thermo windows

Thermo windows and doors produced about 40-50 years ago contained PCB in sealings. Such windows have a limited life time and will be removed at building restorations.  In this connection PCB may be emitted to the environment, if the disposal  is handled incorrectly. A new official Danish Guideline for handling PCB residues in thermo windows (in Danish)…
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USEPA final report on HBCDD alternatives

Yesterday, USEPA through its "Design for the Environment (DfE) program" released the final assessment for "Flame Retardant Alternatives for Hexabromocyclododecane (HBCDD). It is a 23o pages extensive report produced according to a multi-stakeholder alternatives assessment to help decision makers choose safer alternatives. HBCDD is a brominated flame retardant used mainly in polystyren-based building insulation that has been found to…
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HBCDD seminar at Columbia University, New York

On April 17th, 2014, I visited the prestigious Mailman School of Public Health at Columbia University in New York City and had talks and lunch with Regina Santella, Robin Whyatt, Pam Factor-Litvak, Beizhan Yan and others. The School hosts among others "the NIEHS Center for Environmental Health in Northern Manhattan" and "the Columbia Center for Children's…
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The PCB renovation of a public school in Denmark delayed

In the years  1965-1975, when PCB was much used in Danish buildings, many public schools and other institutions were constructed. Now, it has been discovered that many of these buildings have serious PCB problems. One of the first schools, where PCB was discovered in 2009, was "Frederiksberg Skole" in the small town of Sorø. This…
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