Carbon filter effectiveness depends on three factors: amount of carbon (more carbon captures more chemicals), carbon quality (activated properly with optimal pore distribution), and contact time (slower air flow allows more adsorption)
The National Agricultural Workers Survey, a random survey of crop workers in the US, indicates that farmworkers are overwhelmingly poor: in 2008-2009, the median annual income among US crop workers was $18,750.[29] A 2008 report from the US Department of Agriculture found poverty among farmworkers is more than double that of all wage and salary employees in the United States.[30] Most children interviewed by Human Rights Watch for this report started working in tobacco farming, and in some cases in other crops as well, to earn money for their basic needs: clothes, shoes, school supplies
You will want to bring your camera to capture forever the scenic beauty of Tobacco Road
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Researchers have been discussing the need for a common or shared ontology when handling the KOSs that have differences not only in contents but also in the fundamental structures, such as a classification (ICD) and a clinical reference terminology (SNOMED CT), to ensure seamless re-use and semantic interoperability (Rodrigues et al
I do not remember what I thought of it back then
