Moreover, the open cry system gives brokers and traders a window on what's going on in the market.

FORBES: Companies, People, Ideas

Moreover, the open-cry system gives brokers and traders a window on what's going on in the market.

FORBES: Companies, People, Ideas

Instead, it will look like any silicon chip as found in computers but "with an open window on the surface that will allow chemicals to transfer in and to be sensed by the system, " explained Dr Pearce.

BBC: Scientists develop 'nose-on-a-chip'