Русский: Файл содержит изображение, наглядно демонстрирующее отличие между рекомендациями советских и российских авторов (основанными на лабораторных испытаниях респираторов), и рекомендациями американских специалистов (основанными на результатах испытаний респираторов в производственных условиях)
English: The file contains an image, clearly showing the difference between the recommendations of Soviet and Russian authors (based on laboratory testing of respirators), and the recommendations of the American specialists (based on the results of the testing of respirators in the workplace)
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
Captions
Add a one-line explanation of what this file represents