Chemical, incendiary or bacterial weapons - Art. 9.
Art. 9. The prohibition of the use of bacterial weapons shall apply to the use for the purpose of injuring an adversary of all methods for the dissemination of pathogenic microbes or of filter-passing viruses, or of infected substances, whether for the purpose of bringing them into immediate contact with human beings, animals or plants, or for the purpose of affecting any of the latter in any manner whatsoever, as, for example, by polluting the atmosphere, water, foodstuffs or any other objects of human use or consumption.