Commodities are grouped into one of 18 classes from a low of class 50 to a high of class 500 based on an evaluation of four transportation characteristics: density, stowability, handling and liability.
Patience implies suffering, enduring or waiting, as a determination of the will and not simply under necessity. As such it is an essential Christian virtue to the exercise of which there are many exhortations.
Patience (or forbearing) is the state of endurance under difficult circumstances, which can mean persevering in the face of delay or provocation without acting on negative annoyance/anger; or exhibiting forbearance when under strain, especially when faced with longer-term difficulties.