Arousal may be triggered by seeing the body movements or milf fuck facial expressions of that person. When all regions of the face are included, facial cum shots comprise approximately 62% of scenes where external ejaculation occurs. Gaping in pornography refers to scenes of anal sex with a focus on the recipient’s anus remaining open for a period of time after the erect penis or dildo is removed. Felching involves drinking recently ejaculated semen from the vagina or anus. Some gay hentai productions are noted for sophisticated and/or experimental storytelling and animation techniques. Partners gay cock can engage in penetrative sex, known as full swap, or choose to soft swap in which they engage only in non-penetrative sex. In general, softcore pornography is pornography that does not depict explicit sexual activity, sexual penetration or extreme fetishism. It generally contains nudity or partial nudity in sexually suggestive situations. The Japanese sex industry uses the term Paizuri . The films were financially successful, winning AVN Awards for the best selling pornographic films of their year; however the events were effectively un-officiated and the record breaking claims often misleading. Human urinal: An act common in the bondage sex community where a male or female slave will serve as a urinal for a dominant partner. In the 1920s, Havelock Ellis reported that turn-of-the-century seamstresses using treadle-operated sewing machines could achieve orgasm by sitting near the edge of their chairs. This is also the case in many relationships not considering themselves as sadomasochistic; it is considered to be a part of BDSM if it is practiced purposefully. BDSM has become an umbrella term for certain kinds of erotic behavior between consenting adults. Pegging is a recently invented word which features a woman penetrating a man with a strap-on dildo. Often a dominant woman, she may be called a Dom, Domme /ˈdɒm/, Femdomme, Domina, or Dominatrix, depending on context or personal preference.