Predicting the movement of smoke in a naturally ventilated building is a difficult process for architects and design engineers alike. A software model developed by the Fire Research Station may provide a solution.

Innovative design and technology solutions to atrium smoke management and potential changes to future NFPA guidelines          

A Japanese company is claiming huge increases in productivity since introducing artificial srriells into the workplace, and more retailers are using odours to try and influence buying decisions. Ewen Rose asks if smells circulated by the air conditioning system can really help us to work harder and better.