Timeline of United States inventions (1890–1945) of these fibers for textile applications is more recent. The first commercial production of fiberglass was in 1936. In 1938, fiberglass was invented by Russell Games Slayter of Owens-Corning. 1938 Xerography Xerography, which means "dry writing" in Greek, is a process of making copies. Xerography makes copies without using ink. In this process, static electricity charges a lighted plate; a plastic powder is applied to the areas of the page to remain white. The photocopier was invented in 1938 by Chester Floyd Carlson who marketed his revolutionary device to about 20 companies before he could interest any. The Haloid Company,
I Invented Sex R&B group Day26. R&B singer Chris Brown freestyled the song in his first mixtape, "In My Zone", with the title "Invented Head." Ajitpaul Mangat of Tiny Mix Tapes said the song, along with the intro, "Panty Droppa", were "swagga-oozing" and "expertly build the mood with chopped and screwed vocals and exploding percussion, respectively." Drake's closing rap has been described as "Best I Ever Had"-esque. David Jeffries of Allmusic noted the song as a standout track from "Ready". Complimenting the wide appeal of song's title, "DJBooth" said that, "With a high-caliber guest feature and a radio-ready sound, this single should be