English to Spanish Tech/Engineering Chemistry; Chem Sci/Eng heat penetration in packaged food

The performance of a range of commercial indicators has been discussed by Lee et al. (1979). The calibration of a biomedical steam sterilizing indictor, Thermalog S, in Es posible que tu navegador no permita visualizar esta imagen. units was carried out by Bunn & Sykes (1981). There is a continuous search for systems which can be used in practice. The commercial units should always be tested in order to find out what their limits of performance are and whether they are suitable for the desired purpose. Some indicators are relatively simple and only give an indication that the cans have received a process; others are more complex and are intended to give qualitative information.