What type of agent can cause death within minutes due to respiratory paralysis?

Sarin gas is a highly toxic nerve agent that can cause death within minutes due to its ability to disrupt normal respiratory function. It works by inhibiting the enzyme acetylcholinesterase, leading to an accumulation of acetylcholine, which subsequently results in overstimulation of muscles and glands. This overstimulation can cause paralysis of the respiratory muscles, leading to respiratory failure and death if not treated immediately.

In contrast, uranium and iodine-131 are associated with radiological hazards but do not have the immediate lethal effects characteristic of nerve agents like sarin. Mustard gas, while deadly and capable of causing significant damage and suffering, works through different mechanisms primarily affecting the skin and respiratory system over a longer exposure period rather than producing rapid respiratory paralysis. The immediate lethality of sarin makes it particularly dangerous in situations like terrorist attacks or chemical warfare, emphasizing the critical importance of training in recognizing and responding to chemical exposure.