re-architecture of both original apps.
Now working on Android, IOS, and browser
https://play.google.com/store/apps/details?id=appinventor.ai_mrpenny51.PipeFitting\
https://play.google.com/store/apps/details?id=appinventor.ai_mrpenny51.PipeFitting_Lateral_Intersection
Not for modification or distribution.

