w/w- an abbreviation for by weight, used in chemistry and pharmacology to describe the concentration of a substance in a mixture or solution. Properly speaking, 2% w/w means that the mass of the substance is 2% of the total mass of the solution or mixture. The metric symbol g/g has the same meaning as w/w.
Midlothian's old motto. Midlothian is a city in northwest Ellis County, Texas, United States. The city is 5 miles (8.0 km) southwest of Dallas. It is the hub for the cement industry in North Texas as it is the home to three separate cement production facilities, as well as a steel mill.
La Grange is a city in Fayette County, Texas, near the Colorado River. It is located about halfway between Houston and Austin on Highway 71. The population was 4,478 at the 2000 census. The 2006 estimated population was 4,645. But a 2010 census estimated that the city had a population of 4,923.