The American colonization society (ACS)
ACS stands for 'American Chemical Society'. ACS grade will mean Chemicals meeting the standards set by the society.
ACS
In 1822 the ACS (American Colonization Society began develpoing programs that would fund the trip for freed slaves to live in Liberia. Two decades of immigration funded by the ACS and with broad support of the government and the general populace of America led to the declaration of Independence of Liberia on July 26 1847. This Indepedence was declared by the African American settlers of the country
ACS Reagent grade is a designation given by the American Chemical Society (ACS) to chemicals that meet specific purity and quality criteria for use in analytical chemistry and laboratory applications. When a chemical is labeled as ACS Reagent grade from Sigma Aldrich, it means that it has been tested and certified to meet the standards set by the ACS for analytical reagents.
to encourage migration of free blacks to Africa
The best place to go for that information is the ACS (American Chemical Society) official website and search the journals for what you are looking for.
The ACS encouraged free blacks to leave the United States to avoid future difficulties. They thought they would lead better lives in Africa than they would as free men in the U.S., so many of them moved to Liberia. By 1867, they had assisted the expatriation of almost 13,000 free blacks to Liberia.
American Cancer Society. (800) ACS-2345. .Cancer support groups. . Y-ME National Breast Cancer Organization.
Air conditioning; alternating current ( household electricity, not battery power which is called DC or direct current ). ac stand for aurotnatic current.
There is the American Cancer Society which provides information and resources within the United States. The Cancer Council is a branch of the ACS in Australia that provides the same information.
The American Cancer Society (ACS) is less supportive of the claims made for maitake, stating in its guide to complementary and alternative treatments that "There is no scientific evidence that the maitake mushroom is effective