What natural resources are used to make chloroquine?

Chloroquine is used to treat and prevent malaria. Chloroquine phosphate was discovered in 1934 by Hans Andersag. It can also be used to treat amebiasis that is occurring outside of the intestines, rheumatoid arthritis, and lupus erythematosus. The side effects are mild unless someone is allergic to chloroquine.

Particle exchange energy though elastic collision , hope this .

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.