claim: Vedic Sanskrit is an ancient writing system.
evidence: Diethyl ether , or simply ether , is an organic compound in the ether class with the formula .. organic compound. organic compound. ether. ether. It is a colorless , highly volatile flammable liquid .. volatile. Volatility ( chemistry ). flammable liquid. flammable liquid. It is commonly used as a solvent in laboratories and as a starting fluid for some engines .. solvent. solvent. starting fluid. starting fluid. It was formerly used as a general anesthetic , until non-flammable drugs were developed , such as halothane .. general anesthetic. general anesthetic. halothane. halothane. It has been used as a recreational drug to cause intoxication .. recreational drug. recreational drug. intoxication. Inhalant abuse#Administration and effects