kimiakelas1a rebloggedsirajalfa (32)in #improvements • 7 years agoImprovementskimiakelas1a (25)in #introducemyself • 7 years agoTraining k3My akun name is chemical class, I'm a student of Politeknik negeri Lhokseumawe, mojor chemical engineering. This akun I want for give a information about chemical, pratek lab…