Kontaktní výroba kyseliny sírové

Tractor Ted takes us to see some amazing diggers and dumpers at work. The huge excavators are at work in the quarry, where we see them blasting rock...

After several farmyard analogies featuring chicks and calves, the well-spoken narrator and director of the film, Winifred Holmes, considers the...

Educational film about drug addiction.

Educational film about the dangers of drug use and abuse in high school. Framed around the death of a classmate from overdose.

The lecturer shows a microcinematographic sequence of spirochaetes and drawings of the gonoccus (the bacteria responsible for syphilis and...

The film twice states that it doesn't intend a moral injunction, but it clearly does with comments such as "our society... regards sexual intercourse...

Four dancers from Israel, Spain and Italy decide to take part in a cultural project and investigate the stories of some refugees from Pakistan living...

In this fascinating sequel to "Is Genesis History?", watch a team of scientists discover new evidence for the global Flood. By the time the journey...