Material relating to the Laporte Company. It comprises a set of legal agreements, a brochure depicting development of the company logo and branding, two photo albums of a Sodium Chlorite Plant in Luton and an Organic Peroxide Plant in Warrington, two photo albums depicting peroxygen incidents at the Luton and Warrington plants, and photographs, films and documents relating to fire, explosion and contamination tests for various chemicals produced by the company.