DIY Blood Typing Test Kit
How many times have you told your love that you would cut off an arm for them? Or give them a kidney or your own blood if they needed it to survive? Well, cutting off an arm is easy, but foolish. And giving blood or a kidney is noble, but could pose a big problem if you don't share the same blood type. What would happen, you wonder? It's very simple - your loved one's blood antibodies would bind to too many antigens in your donor blood causing the erythrocytes of your love to burst...