Cotton is a fiber (from the cotton plant). Flannel is a finish or weave. Hence you can have flannel wool as well as cotton flannel - i.e wool made with flannel finish or cotton made with flannel finish. Hope this helops.
A very memorable song from Joni Mitchell that featured the line They paved paradise and put up a parking lot.. This best described places I remember growing up in Bloomington, MN in my teens where numerous places were torn down, most notably a restaurant I frequented that was replaced with a Park and Ride lot.
This article is about the song. For other uses, see Paradise City (disambiguation) .  Paradise City  is a song by the American rock band Guns N' Roses, featured on their debut studio album, Appetite for Destruction (1987). It was released as a single in November 1988. It is also the only song on the album to feature a synthesizer. It is most known for its iconic lyrics, Take me down to the Paradise City, where the grass is green and the girls are pretty.. It is also frequently played at sports stadiums during games along with  Welcome to the Jungle , also from Appetite for Destruction.