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Overblik: Her er alt, hvad du skal vide om PCB | Ingeniøren
Hvad er PCB? PCB står for Polyklorerede bifenyler. Det er en gruppe olielignende industrikemikalier med bl.a. lang holdbarhed og god isoleringsevne.
These charts are available in three sizes. Complete ordering information can be found from CPEP . On this site we have a Teacher's Guide in PDF or HTML format that provides background information on the chart and the nucleus. Contact CPEP for permission to use the chart or any section of it.
The Nuclear Wall Chart