21.03.2013
Chickens and particularly their eggs are suffering from bad publicity at the moment. There is no denying it: as soon as one food scandal has died down, the next one starts. A US research project is now highlighting a completely different characteristic of our egg-laying, feathered friends that has nothing to do with the debate about fraudulently labelled food products and contamination. ...21.03.2013
Around 1860, the US inventor John Wesley Hyatt (1837-1920) succeeded in producing the first thermoplastic from collodion wool (cellulose nitrate), nitric acid, sulphuric acid and camphor. It was given the name celluloid and was preceded by Parkesine, which was developed in 1856 but was not commercialised and was named after the English inventor Alexander Parkes (1813-1890). ...