before modern pesticides, laborers had to pick worms off tobacco plants Source: Jonathan Carver, Travels through the interior parts of North America, in the years 1766, 1767, and 1768 (p.20) enslaved workers packed tobacco into hogsheads, as well as working in the fields Source: Slavery Images: A Visual Record of the African Slave Trade and Slave Life in the Early African Diaspora, Interior of the Seabrook Tobacco Warehouse at Richmond, Virginia the lowest leaves of the tobacco plant (primings) were stripped off and dried Source: Slavery Images: A Visual Record of the African Slave Trade and Slave Life in the Early African Diaspora, Tobacco Production, Richmond, Virginia, 1870s In New England, there was far less demand for a large pool of low-skill agricultural workers
Each of the original strands of DNA is replicated to form an identical copy
Burn rate depends more on tobacco moisture and packing density than paper bleaching
In the 1960s people have shown similar resistance about the restriction of smoking