Engine : Engineering Safety - 1263/968
|
|---|
| « Previous Question |
| When the cotton cover of a fire hose becomes oily or greasy, it should be washed with a solution of mild soapy fresh water and __________. |
| A) paint thinner |
| B) a soft-bristled brush |
| C) a wire brush |
| D) cornstarch |
loading answer...
| Comments |
|---|
| There are no comments for this question. |