TIME travel is possible and one physicist is so convinced that he is already building a time machine

I watched the piles of feces go up the conveyer belt and drop into a large bin.

Sometime early in this century the intelligence of K Span Forming Machine will exceed that of humans.

Tooling is of course a significant cost driver in roll forming. But reducing costs takes more than scrutinizing the number of passes a roll formed cross section requires.This articles from K Span Forming Machine manufacturer.