Engine : Engineering Safety - 1072/968
|
|---|
| « Previous Question |
| Which of the devices listed would be safe to use in a compartment with insufficient oxygen? |
| A) Wet handkerchief. |
| B) Self-contained breathing apparatus. |
| C) Dust or gas mask. |
| D) Canister type mask. |
loading answer...
| Comments |
|---|
| There are no comments for this question. |