One can find information about tubing bender on the harborfreight official website. The tubing bender is a harborfreight product, and therefore their website contain information about it.
Surgical tubing is found in local stores, such as Home Depot, Lowes, and Walmart. One can find information on surgical tubing from a sales representative at one of these stores.
Paper-Tubes and Abzac have the most information about cardboard tubing. IQS Directory has a listing of manufacturers, and websites including ULine and eBay sell these products.
Heat shrink tubing provides a state of the art method for the application of a tights, protective covering to items that will be subjected to the extrems of heat, corrsion.
I think there's one on deviantart
You can find metal tubing at hardware stores, industrial supply stores, and online retailers. They typically come in various materials such as steel, aluminum, and copper, and in different shapes and sizes to suit different applications.
'Bending' as in airbending firebending etc, is not real. Therefore no one is a bender at the academy.
The Mandrel tube bender can be purchased on eBay or Amazon. There are three types of Mandrel tube benders. These include: MK1 Bender (£270), MK3 Bender (£350), MK4 Bender (£475).
One can find information on Kumuka Worldwide on the official Kumuka website. There one can find information and contact details for the company. One can also find information on their Facebook page.
One can find more information about culling on Wikipedia where they have much information on the procedure and how it is implemented. One can also find information on 'HowStuffWorks'.
One can find information on the covariance matrix on the Wikipedia website where there is much information about the mathematics involved. One can also find information on Mathworks.
One can find information about Madden in a variety of places. For example, one can find information about Madden from its official Wikipedia entry. One can also find information about Madden from the EA SPORTS website.
One can find information about a cricket ground on the ESPN Cricinfo website where they have information on all the major grounds. One can also find information on Wikipedia.