Tir -

A phenomenon where light hitting a boundary at a certain angle is completely reflected back into the original medium rather than passing through. This is the technology used to send data through fiber optic cables .

Often seen on the back of trucks, this refers to a customs transit system that allows goods to cross borders without being checked until they reach their final destination. A phenomenon where light hitting a boundary at

A measurement used in engineering to determine how much a rotating part deviates from its intended path. Reading Text on "Tires" A phenomenon where light hitting a boundary at