TRANSMISSION OF ULTRA-VIOLET RAYS IN QUARTZ FIBRES.
D000818:Animals; D001921:Brain; D002642:Chick Embryo; D010827:Physiology; D011791:Quartz; D012106:Research; D012822:Silicon Dioxide; D014466:Ultraviolet Rays
D011791:Quartz; D012822:Silicon Dioxide
BRAIN; CHICK EMBRYO; EXPERIMENTAL LAB STUDY; PHYSIOLOGY; SILICA; ULTRAVIOLET RAYS