Correction fluid the Montreal Protocol on Substances That Deplete the Ozone Layer, and then the slightly safer trichloroethylene. Thinners currently used with correction fluid include bromopropane. Because it contains organic solvents (volatile organic compounds), unused correction fluid thickens over time as volatile solvents escape into the air. It can become too thick to use, and sometimes completely solidifies. Therefore, some manufacturers also sell bottles of solvent as "thinner", a few drops of which will return the correction fluid to its original liquid state. To avoid the inconveniences of organic solvents (safety and availability), some brands of fluid are water-based. However, those have
1987 (What the Fuck Is Going On?) in mint condition was worth £60, whereas a mint copy of "1987: The JAMs 45 Edits" was worth a mere £10. 1987 (What the Fuck Is Going On?) 1987 (What the Fuck Is Going On?) is the debut studio album by British electronic band The Justified Ancients of Mu Mu (the JAMs), later known as the KLF. "1987" was produced using extensive unauthorised samples that plagiarized a wide range of musical works, continuing a theme begun in the JAMs' debut single "All You Need Is Love". These samples provided a deliberately provocative backdrop for beatbox rhythms and cryptic, political raps.