Man of Steel, Woman of Kleenex Man of Steel, Woman of Kleenex Man of Steel, Woman of Kleenex is a 1969 essay in which science fiction author Larry Niven details the problems that Superman would face in sexual intercourse and reproduction with a human woman, using arguments based on humorous reconciliation between physics, biology, and the abilities of Kryptonians as presented in Superman comic books. The issues discussed include Superman's loss of physical control during intercourse, the presumed "super powers" of Superman's sperm cells, genetic incompatibility between humans and Kryptonians, and the dangers to the woman during gestation. The title is a reference to Superman's power
MAN steel house of the MAN steel houses proved to be excellent in comparison to the competition of that time. Due to the good thermal insulation, the hot-dip galvanized components and the heat treated paints, there were very little corrosion and condensation problems. A home with simple equipment then cost 18,800 DM, which was relatively expensive compared to other prefabricated houses that have already been offered from 3,500 DM. Including special fittings such as kitchen, bathroom equipment and hot water central heating a MAN steel houses cost 30,000 DM, which today would correspond to about 70,000 Euros. In Germany, about 40 MAN steel