Při dvoustupňovém ohřevu černého uhlí s polyisoprenem a styren-butadienem se uvolňuje velké množství vodíku. (cs)
In the course of two-stage heating of coal–polyisoprene styrene and styrene-butadiene polymers mixture a considerable amount of hydrogen is released.
In the course of two-stage heating of coal–polyisoprene styrene and styrene-butadiene polymers mixture a considerable amount of hydrogen is released. (en)