The left ventricular ejection fraction (LVEF) test rate is increasingly used as a quality of care indicator for pa-. tients with heart failure. Our study produced benchmark LVEF test rates in a Medicare fee-for-service.
Toluene is a very good solvent because, unlike water, it can dissolve many organic compounds. In many commercial products, toluene is used as a solvent that is present in paint thinners, nail polish remover, glues, and correction fluid. Toluene has many uses in different industries.
Toluene (C7H8 (C6H5CH3)), is an aromatic hydrocarbo â¦ n, and it's molecule is shaped in a ring. It's very flamable, and it's vapors are toxic. It is also known as methylbenzene or phenylmethane, and it won't dissolve in water.   A link is provided to the Wikipedia article on toluene.oluene is used as a fuel additive to increase octane ratings and as a solvent in paints, paint thinners, adhesives, inks, resins, cleaning agents and inks. It is also used in â¦ the synthesis of many organic chemicals including benzene, phenol and xylene and as a raw material in the production of explosives.