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What to do with loads of one metre long pieces of pvc tubing that is a perfect almost air tight fit for a pencail?

I have loads of 1 meter long bits of PVC tubing but don't know what to do with them.
they are also a perfect almost airtight fit for a normal pencil!!!

Please help Me!!!
:2(

Kiteman6 years ago
Pea-shooters?

henster22 (author)  Kiteman6 years ago
That has inspired me to make a blow gun from one because thet shoot pencails at high speed
Burf6 years ago
I think I would try building a geodesic dome. Maybe a doghouse or your own fortress of solitude. You could glue or make connectors for the joints


geodesic-dome.jpg
orksecurity6 years ago
Heat exchanger?
Tent poles?