rapid prototyping (rp) is a technique of manufacturing parts by the additive layer manufacturing technology; where, a three-dimensional (3d) model created in a computer aided design (cad) system is sectioned into 2d profiles, which are further constructed by rp layer by layer. its use is not limited to industrial or engineering fields and has extended to the medical field for the manufacturing ...

The concept of give and take is nothing peculiar for higher educational institution students. In order to survive, living along as an isolated island not a lucrative way survive: Human beings need be socialized. Thus, by exchanging/bartering what they acquired the others group, without expected return, sign or altruism. But why did decide so, was it because had feelings happiness just feeling g...