[Changes in the bacteriological, chemical and organoleptic characteristics of the Antartic krill (Euphausia superba) during storage at 0-2 degrees C].

A study was performed on the bacteriological, chemical and organoleptic characteristics of antartic krill (Euphausia superba) stored at 0-2 degrees C. After 6-8 hours of storage a dark color started in the head and legs and spread slowly to the tail. Within 24 hours 17% of the total nitrogen was lost by hepatopancreas autolisis.

Identification of polycyclic aromatic hydrocarbons in carbon black with reference to cancerogenic risk in tire production.

Carbon blacks used in tire production have been examined for their polycyclic aromatic hydrocarbons (P.A.H.

Reducing machine heat and noise by a special enclosure.

Some improvements on a machine used in the steel cord industry are described. The main ergonomic problems found in a department with such machines are the high noise and heat. The noise produced by the machine and by its components was studied and an enclosure containing the most noisy parts was built.