1 blood stopping sponges
2 keep people from bleeding out
3 It can quickly help the person rather than having to wait for a doctor
4 This is safe because there is really nothing better to do unless you just want to die
5 No but it soon will
http://archive.armytimes.com/article/20140208/NEWS04/302080004/Injectable-sponges-can-stop-bleeding-15-seconds

blood clog

blood stopping sponge

Injectable sponges can stop bleeding in 15 seconds | Army Times | armytimes.com
These centimeter big sponges can stop blood wounds in about 15 seconds. This is such a good thing because it can potentially save our troops from bleeding out

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