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Surgical masks protect against airborne particulates (True or false?).

張鈺禾

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6 years ago

Surgical masks protect against airborne particulates (True or false?).

Surgical masks protect against airborne particulates.

Indicate whether the statement is true or false.

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CarmenBlackwell

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6 years ago

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張鈺禾 Author

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6 years ago

Helped a lot

kevin12323h

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Yesterday

Thank you, thank you, thank you!

Roselalo

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2 hours ago

Good timing, thanks!

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