By BERNY MORSON, Scripps Howard News Service

DENVER -- The platform that goes before the Democratic National Convention this week isn't based on subtle themes and gentle reminders.

Colorado Senate President Peter Groff, a member of the national panel that drafted the platform, says the document does not mince words on a variety of controversial issues.

A new blood substitute could increase the survival rate for rural accident victims, who often bleed to death before they reach a hospital.

The product under study, PolyHeme, plays the same role as blood, carrying oxygen to the brain, said Dr. Ernest E. "Gene" Moor, head of the Denver portion of experiments testing the worth of the substitute.