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.
Only people with O negative blood can donate to people with all other blood types. The reason is two-fold: first, type O blood lacks the A and B antigens that determine the other blood types, so there's no risk of rejection when someone accepts O blood.