What does containment mean in the context of powder handling?

The escape of hazardous substances from the workplace (operator protection) or the contamination of a product by impurities in the environment (product protection) has to be avoided in many different applications going from API production to the production of pastes for automobile batteries.
Selection Guide for patented Pharmtec effluent decontamination solutions

Effluent decontamination systems (EDS) play a crucial role in ensuring environmental safety, especially in the pharmaceutical industry.
General issues for dry heat sterilizers / depyrogenation ovens

When purchasing a dry heat sterilizer/depyrogenation oven (DHS), it is necessary to clarify the level of performance within the critical criteria for dry heat sterilization and depyrogenation and to clarify the impact on surroundings.