\'BLINDED BY SCIENCE\' IS THE PILOT FOR A TV SERIES...EVERYDAY SCIENCE FOR EVERYDAY PEOPLE...PART 2 SHOWS HOW LEECHES ARE STILL USED IN CERTAIN MEDICAL APPLICATIONS.....WARNING: NOT FOR THE SQEAMISH!!...SEE BLINDSCI PARTS 1 AND 3 FOR MORE EVERYDAY SCIENCE STORIES INCLUDING HOW YOU ARE ABLE TO SEE TV AND MOVIES AND HOW TATTOOS WORK... EVERYDAY, LEECHES, LIMBS, SCIENCE, SEVERED