For hydroxypropyl methylcellulose (HPMC) products (METHOCELâ¢ E, F, J, and K brand products), propylene oxide is used in addition to methyl chloride to obtain hydroxypropyl substitution on the anhydroglucose units.or hydroxypropyl methylcellulose (HPMC) products (METHOCELâ¢ E, F, J, and K brand products), propylene oxide is used in addition to methyl chloride to obtain hydroxypropyl substitution on the anhydroglucose units.
Mr. Sandman by The Chordettes Songfacts. Mr. Sandman was written by song-writer Pat Ballard and first recorded by The Chordettes. It became the first hit for them, staying at #1 for an amazing seven weeks in 1954 and launching their career. The Chordettes eventually went on to peek into the Top-40 nine times total.
Four demos for the album were recorded on August 13, 1990; Enter Sandman, The Unforgiven, Nothing Else Matters and Wherever I May Roam.. The lead single Enter Sandman was the first song to be written and the last to receive lyrics. On October 4, 1990, a demo of Sad but True was recorded. In October 1990, Metallica entered One on One Recording Studios in Los Angeles, California, to record the album.