Ranchers typically own their ranches and are supported by a large staff which can include family members who work on the ranch. Ranching can be seen in parts of the United States, New Zealand, Australia, Argentina, and Brazil, where large expanses of land are available for ranching.
Like tobacco smoke, marijuana smoke contains cancer-causing chemicals. There are 33 cancer-causing chemicals contained in marijuana. Marijuana smoke also deposits tar into the lungs. In fact, when equal amounts of marijuana and tobacco are smoked, marijuana deposits four times as much tar into the lungs. This is because marijuana joints are un-filtered and often more deeply inhaled than cigarettes.
Cannabis Smoke Versus Tobacco Smoke. Cannabis smoke contains many of the same carcinogens as tobacco smoke, including greater concentrations of certain aromatic hydrocarbons such as benzopyrene, prompting fears that chronic marijuana inhalation may be a risk factor for tobacco-use related cancers.