REW is short for Ruby Eyed White. You may hear breeders call them REW (Roo) for a nickname. Example That's a nice Roo you've got there. They are rabbits with the Albino gene and hide their true color. The Albino Gene isn't so much a color as it is a color hiding gene.
Platelets. You can donate platelets once in a seven day period and up to 24 times a year. You must wait at least 7 days after donating platelets before donating whole blood. After an automated double red cell collection, you must wait 112 days before donating again.
(For a whole blood donation, it is about 8-10 minutes. If you are donating platelets, red cells or plasma by apheresis the collection can take up to 2 hours.). When approximately a pint of blood has been collected, the donation is complete and a staff person will place a bandage on your arm.