ergonomics two

1. ergonomics is the study of work.
2.comfort,safety,easiness of use,efficiency and performance.
3.a example for comfort is the new osim product, usoffa as it has interchangeable functions and is good for relaxing..
an example of safety is safety scissors, where

they have safety functions to protect the user from cutting himself.

for ease of use, an example would be the macbook pro, where users can use a finder application to find the application needed.
for effeciency, it can be the swiss army knife as it compiles mutiple items into a small pocket item.
and for performance, a smart phone , like the iphone, has multiple features that can be used on-the-go without much bulk.