Dentists - Doctors - Inventors - Medicine - Science
People living in the neighbourhood of the Ciba-Geigy plants in Bale have been given special bags. They were asked to collect any offensive smell whenever they have the feeling the air is polluted more than usually. Laboratory assistant Beat Schnyder then collects the bags and has the contents analysed on any unusual chemical compounds
Picture No
13218911
Media ID
46966533
Size
3861px x 5234px
(1.2MB)
Credit
(c) Keystone Pictures USA/ZUMAPRESS.com/Mary Evans
Usage Restrictions
Editorial Use Only - No Property or Model Releases. For any non-editorial use, please contact Mary Evans direct
Source
Keystone
