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.
YouTubeMichael Winslow sings Whole Lotta Love by Led Zeppelin. Michael Winslow made a name for himself as the man with 10,000 voices, providing hilarious sound effects in the Police Academy movies as Officer Larvell Jones and also as the radar technician in Spaceballs (I've lost the bleeps, I've lost the sweeps, and I've lost the creeps).