Mandatory Testing for PCBs in Schools
PCB Remediation
Credit: Gunilla Berbevi Rex;Rex Hus & Miljokonsult
![Block to Concrete Caulk](https://static.wixstatic.com/media/561311_0fad114a21c44a2f882482d3ac86f4e5.jpg/v1/fill/w_140,h_104,al_c,q_80,blur_3,enc_auto/561311_0fad114a21c44a2f882482d3ac86f4e5.jpg)
![Brick to Brick Caulk](https://static.wixstatic.com/media/561311_f60317e9bc274a6aa07f5fd208e0084c.jpg/v1/fill/w_140,h_104,al_c,q_80,blur_3,enc_auto/561311_f60317e9bc274a6aa07f5fd208e0084c.jpg)
![Window, Plantar and Sidewalk Caulk](https://static.wixstatic.com/media/561311_362f17c6a70d45aab936dbdac7dfbdfd.jpg/v1/fill/w_140,h_104,al_c,q_80,blur_3,enc_auto/561311_362f17c6a70d45aab936dbdac7dfbdfd.jpg)
![Block to Concrete Caulk](https://static.wixstatic.com/media/561311_0fad114a21c44a2f882482d3ac86f4e5.jpg/v1/fill/w_140,h_104,al_c,q_80,blur_3,enc_auto/561311_0fad114a21c44a2f882482d3ac86f4e5.jpg)
![](https://static.wixstatic.com/media/561311_dac2b2dc1a9047c1afcef7653767d104.jpg/v1/fill/w_99,h_74,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/561311_dac2b2dc1a9047c1afcef7653767d104.jpg)
PCB contaminated masonry caulk coverd with new caulking and green exterior paint on front columns at French Hill Elementary School in Yorktown Heights, N.Y. PCB- laden caulk from column was removed during renovation in 8/2007.
![](https://static.wixstatic.com/media/561311_137c694e9c2949e3bfc7983246eaaa32.jpg/v1/fill/w_101,h_76,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/561311_137c694e9c2949e3bfc7983246eaaa32.jpg)
PCB-laden masonry caulk covered with temporary new caulk over high contact area on school wall. PCB-laden caulk above encapsulation still exposed to the environment. All caullking was eventually replaced.
Determinations of PCB within a project to develop cleanup methods for PCB-containing elastic sealant used in outdoor joints between concrete blocks in buildings
PCBs in Building Materials: New Environmental Challenges for Building Renovation and Restoration Projects