Beginner...
New member
Can i re-use syringes? Im not talking about needles, im just asking about the barrels.
Also, am i right in assuming that when you aspirate, the air you aspirate should be sucked back into your body if all is okay? If i was to aspirate while in a vein, there would just be blood in the syringe that would NOT be sucked back into the body. I ask because i just got B12 and its blood red, of all colors...
Sorry about this, just something i wanna be sure of!
Thanks...
Also, am i right in assuming that when you aspirate, the air you aspirate should be sucked back into your body if all is okay? If i was to aspirate while in a vein, there would just be blood in the syringe that would NOT be sucked back into the body. I ask because i just got B12 and its blood red, of all colors...
Sorry about this, just something i wanna be sure of!
Thanks...

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