Child labor, unfair prices and poverty earnings characterize the tobacco growing sector. For over 100 years cigarette manufacturers and leaf buying companies have exploited farmers to obtain profits from below-cost leaf, unpaid child labor and low-cost and bonded adult laborers.hild labor, unfair prices and poverty earnings characterize the tobacco growing sector. For over 100 years cigarette manufacturers and leaf buying companies have exploited farmers to obtain profits from below-cost leaf, unpaid child labor and low-cost and bonded adult laborers.
Infections in Humans Incubation Period In humans, the incubation period for acute Q fever varies from 2 to 48 days; the typical incubation period is approximately 2 to 3 weeks. Chronic Q fever can occur from months to many years after infection. weight in some women.
1 For hepatitis A, the incubation period is 2 to 6 weeks. 2  For hepatitis B, the incubation period is between 4 and 20 weeks. 3  For hepatitis C, it's estimated that the incubation period is 2 to 26 weeks.he hepatitis C virus (HCV) is spread through contact with infected  blood and, most likely, needle stick injuries.   You can contract Hep. C from bodily fluids to body f â¦ luids (sex), or  sharing needles (drug users this means YOU).