One donation of whole blood gets processed into both packed red blood cells (RBCs) and plasma, often also other important blood products as well. An hour of your time may mean a lifetime to somebody else.
In Closing: sex sells, but more slowly; construction revolution; the freaking TPP has been signed but not ratified (still time to call your Congressmice); Sesame Ventures?; Bleeping New Yorkers freaking out over the bleeping crane falling into the bleeping street; Hillary wants to help; Kitty!