Spool of solder. 1.6 mm. Solder (/ËsoÊldÉr/, /ËsÉldÉr/ or in North America /ËsÉdÉr/) is a fusible metal alloy used to create a permanent bond between metal workpieces. The word solder comes from the Middle English word soudur, via Old French solduree and soulder, from the Latin solidare, meaning to make solid.
Columbia, MD Population and Races. As of 2010-2014, the total population of Columbia is 102,116, which is 15.71% more than it was in 2000. The population growth rate is higher than the state average rate of 11.16% and is higher than the national average rate of 11.61%.
Southern Maryland grew the fastest with an increase of 21% for the region overall, led by St. Mary's County at 22%. In 2000, Maryland ranked 19th in the nation in population. With 529.1 persons per square land mile in 1999, it ranked 6th in population density among states (including the District of Columbia). Population Growth Rates. From 1990 to 2000, Maryland population grew by 10.8%, a gain of 515,733 persons.