The loudest? In his new book Extreme Cosmos (Perigee, 2012), astronomer Bryan Gaensler reveals the cosmic record holders of these and many other titles. In an excerpt below, from the chapter Extremes of Temperature, Gaensler explains the physics behind some of the hottest stars known:
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The type and screen determines both the ABO-Rh of the patient and screens for the presence of the most commonly found unexpected antibodies. Type ABO-RH testing (the âTypeâ): The patientâs blood cells are mixed with serum known to have antibodies against A and against B to determine blood type.