[TCML] Green PVC coil form

[FIFTYGUY at aol.com]

In a message dated 7/7/08 9:55:25 A.M. Eastern Daylight Time,  
resonance at wildblue.net writes:

>The  green works great if sanded and coated.  In the plumbing industry  this
>is called SDR and stands for sewer and drain  pipe.

    That's what I used to think, until it was pointed  out to me recently 
that "SDR" actually stands for "Standard Dimensional Ratio",  signifying that 
only a specific category of fittings will work with this  pipe.      
    Check the archives...
 
-Phil LaBudde

Center for the Advanced Study of Ballistic  Improbabilities



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