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%.
As of 1 January 2015, the population of Colombia was estimated to be 49 378 015 people. This is an increase of 1.16 % (564 287 people) compared to population of 48 813 728 the year before. In 2014 the natural increase was positive, as the number of births exceeded the number of deaths by 596 992. Due to external migration, the population declined by 32 705. The sex ratio of the total population was 0.968 (968 males per 1 000 females) which is lower than global sex ratio.