Israel has the right to defend itself including by killing children in their homes with chemical weapons.

However, after the first World War, public attitudes began to shift, if only subtly, when chemical warfare and the airplane were the terror weapons of the day.

Even before the use of chemical weapons, the Spanish Army commonly resorted to brutal methods of repression, which in some cases included decapitation, after its initial defeats in the Second Rif War of 1909.

In terms of the workers' disease structure, one may distinguish the train drivers in railway transport for vibration disease, diseases of the respiratory system, combined with inhalation of hazardous dust and chemical substances, work intoxication and various allergies.