Patent ID: 7252050

Claim:
A portable substance inhalation system comprising: a mixing flask; at least a first inhalation chamber in fluid communication with the mixing flask; at least a second inhalation chamber in fluid communication with the mixing flask; a cart with a plural of wheels attached; a heater thermally coupled to the mixing flask; at least one test fluid reservoir in fluid communication with the mixing flask; at least one air source in fluid communication with the mixing flask; a pump in fluid communication with the test fluid reservoir and the mixing flask; wherein a test vapor can be selectively and individually provided to the first inhalation chamber and the second inhalation chamber; and wherein the first inhalation chamber and the second inhalation chamber can be selectively removed from the substance inhalation system without test vapor leaking therefrom; wherein air from the air source is mixed with a test fluid from the test fluid reservoir within the mixing flask; wherein the pump is used to pump test fluid from the test fluid reservoir to the mixing flask; and wherein the mixing flask, the first inhalation chamber, and the second inhalation chamber are placed on the cart.