In summary, vaccination requirements that reach more children through a broad range of facilities, that have more requirements for receiving an exemption, that require parental documentation of exemption requests, and that are implemented with strong enforcement and monitoring may help promote higher rates of vaccination coverage, and in turn, lower rates of VPDs.
Alum /ËaelÉm/ ËÃ¦lÉm is both a specific chemical compound and a class of chemical. Compounds the specific compound is the hydrated potassium aluminium (sulfate potassium) alum with the Formula K (AL so) 4 Â·2 12 H. 2o
Medicine. 1  Alum is used in the treatment of canker sores in the mouth, as it has a significant drying effect to the area and reduces the irritation felt at the site. 2  Alum was the major adjuvant used to increase the efficacy of vaccines, and has been used since the 1920s.