helloooo... no one ther to help me sort it out.....

could anyone help me in explaining how the ball of a ballpoint pen produced so accurately.....wat is the technology behind this..;-)

thanks for your concern and the materials provided from CE....always looking forward for more details about this project 😛

hi friends...I do 4th year mechanical engg....iam intending of taking a seminar on this topic....could anyone provide me with its technical specifications of th components in th car...Bloodhound Supersonic car...

i liked ur way of thinkin