Tips for Keeping Your Car Battery Charged. 1  DO drive your car. This may seem obvious but itâs actually really important. 2  DO keep your battery clean so that damaging corrosion never gets the chance to build. If you donât feel confident cleaning it yourself, no worries! 3  DO invest in a car battery self jumper.
Best Answer: O positive ok for transfusing to all positive types. O negative is a unversal to all types. So you cannot donate blood for an O negative if you are O positive. If you just want to donate plasma then you can donate, just not whole blood.
O-blood can donate to anyone, but can only get blood from other O-'s. If a type A donates to a type O, the antibodies from A collide with the anti-A antibodies from O, and can cause death to the person, or brain damage to a baby that's about to be born.