MINISTRY OF HEALTH AND WELFARE Notice is hereby given, to commence a period of public comments for drafting "Methods of Test for Specifications of Processing Aids- Test of Glycerol", "Methods of Test for Specifications of Processing Aids- Test of Ethyl Acetate", "Methods of Test for Specifications of Processing Aids- Test of Propylene Glycol" and "Methods of Test for Specifications of Processing Aids- Test of Acetone"