Short description
BSL3 and BSL4 are biosafety levels for handling biological working materials.
Synonyms
Biosafety level 3/ Biosafety level 4

Detailed description

Laboratories are divided into four protection levels. Biosafety level 4 (BSL4) has the strictest requirements for protection measures. Worldwide, only a few laboratories meet these requirements. There are BSL3 as well as BSL4 laboratories at DZIF sites.