Air filtration in professional human activities.

1) in paint shops, so as not to breathe in organic solvents;
2) at a construction site, so as not to breathe dust;
3) in medicine, in operating rooms, in order to maintain sterility;
4) in industry, if a lot of dust is generated during operation.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.