Why is it important to know a person's blood type before giving him or she her a transfusion?

It is important to know a person's blood type before transfusing blood into the body to whether the blood which is going to be transfused into the person is compatible or incompatible. Only the compatible blood can be transfused. If incompatible blood is transfused to the person, it may cause death due to the clumping of blood.

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !

not sure if this what   you'r looking for would be percent composition