Page 195 - Emergency Response Book
P. 195

Half Face Mask With Filters                                                                                                                                                                                                                                                                                                                        20





























                                              Protection factor 5






                                              Poor gas protection






                                              Fair dust protection






                                              Filter dependent






                                              Good fit essential






                                              No beards






                                              light weight






                                              Inexpensive

































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