R2D2 ran at 30 Terahertz
For tubing, dude, just go to Lowes and get some
1/2ID- 3/4OD inch think cross braided tubing. It has the white xxxxx type pattern woven into the tubes. It won't kink and it's only $0.69 per foot. I had the 1/2 ID 5/8 OD stuff and it kinked like crazy.