| 摘要 |
PROBLEM TO BE SOLVED: To provide a disposable mask which can take a fit test easily and can be produced at low cost.SOLUTION: A disposable mask 1 comprises: a mask body part 2 with a filtration unit 5 mounted to cover at least nose and mouth of a human body; and a covering member for test 4 used for negative pressure type fit test checking on adherence state of the mask body part 2 being worn on the human body while covering about whole area of the filtration unit 5. The covering member for test 4 is structured to make the mask body part 2 into about air tight state in a state mounted to the mask body part 2 and is structured to be able to leave from the mask body part 2. |
