The combat record of the Winged Hussars stands for itself. In 1577 a massive charge of this ultra-heavy cavalry unit smashed a German army from Danzig, blitzing into the teeth of a 12,000 man force and crushing them until all that remained was a well-trampled patch of red where the enemy army once used to be.
Dichloromethane is an organic compound with the formula CH2Cl2. This colorless, volatile liquid with a moderately sweet aroma is widely used as a solvent. Although it is not miscible with water, it is miscible with many organic solvents.
Trichloroethylene - Production. 1  Prior to the early 1970s, most trichloroethylene was produced in a two-step process from acetylene. 2  The 1,1,2,2-tetrachloroethane is then dehydrochlorinated to give trichloroethylene. 3  or in the vapor phase by heating it to 300-500 Â°C on a barium chloride or calcium chloride catalyst.