We increasethegrade of sinter and decrease the energy consuming of sinter by the technologies of low temperature agglomerating, spherule agglomerating andintelligenceheaping, etc.
He suffered a key setback in recent years when several groups failed to find the right kinds of spherules or otherwise duplicate the results of his team's work and, worse, when a spherule sample from Younger Dryas rocks proved to be only 135 years old.