What amount of chloroform is required to make people unconscious?

The amount of chloroform required to make people unconscious can vary depending on factors such as the individual's weight, age, and overall health. Generally, the lethal dose of chloroform in humans is estimated to be around 10-15 milliliters when ingested, while inhalation of even smaller amounts can lead to unconsciousness. However, it is crucial to note that chloroform is a highly toxic and dangerous substance that can cause serious harm or even death, and should never be used for recreational or non-medical purposes.