a metals is used for nerve carbohydrates
vk_nerve_gas_weapon is nerve_gas_weapon. vk_nerve_gas_weapon is not nerve_gas_weapon. vm_nerve_gas_weapon is not nerve_gas_weapon. vm_nerve_gas_weapon is nerve_gas_weapon. nerve_gas_weapon is nerve_agent_weapon. motor_nerve is nerve. nerve_gas is gas. nerve_gas is cholinesterase_inhibiting_substance. vm_nerve_gas_weapon is not vm_weapon.