Non commercial videoproductions: History, history of buildings, worldwide, monasteries, sacred buildings, historical sightseeings in europe, natural science, natural monuments, the woods in the world, climate change, mystic films, the dinos, ecology, ecosystems, geo evolution, medicinal chemistry, mechanism of drug actions in the body, molecular pharmacology. University lecture. See channels filmTValf, HISCHEM NAT , ulf pindur. filmtvalf new, see also author ulf pindur University Professor, described in Wikipedia ulf pindur. More Details. Language english and german.