23 Nov PATENTS ON FLUORIDE – RAT POISON and INSECTICIDES.
FLUORIDE & HEALTH, PATENTS ON FLUORIDE RAT POISON & INSECTICIDES, RESEARCH PAPERS A | admin"The fact that sodium fluoride would control certain types of insects had been known for many years, but all attempts to use it and other fluorine compounds on plants failed because of plant injury. "Fluorine has played a significant role in insect control since about...