▁on ▁far ms ▁during ▁the ▁ 2 0 0 7 - 2 0 0 8 ▁growing ▁season . ▁The ▁child - l abor ers ▁compla ined ▁of ▁low ▁pay , ▁long ▁hours ▁as ▁well ▁as ▁physical ▁and ▁sexual ▁ab use ▁by ▁their ▁super vis ors . ▁They ▁also ▁reported ▁suffering ▁from ▁green ▁to b acco ▁sick ness , ▁a ▁form ▁of ▁nic ot ine ▁poison ing . ▁When ▁wet ▁leaves ▁are ▁handled , ▁nic ot ine ▁from ▁the ▁leaves ▁gets ▁absor bed ▁in ▁the ▁skin ▁and ▁causes ▁n ause a , ▁vom iting ▁and ▁d izz iness . ▁Children ▁were ▁exposed ▁to ▁ 5 0 - c igare tt es ▁worth ▁of ▁nic ot ine ▁through ▁direct ▁contact ▁with ▁to b acco ▁leaves . ▁This ▁level ▁of ▁nic ot ine ▁in ▁children ▁can ▁perman ently ▁alter ▁brain ▁structure ▁and ▁function . ▁ ▁In ▁ 2 0 1 4 , ▁Human ▁Rights ▁Watch ▁released ▁a ▁report ▁detail ing ▁child ▁labor ▁on ▁U . S . ▁to b acco ▁far ms . ▁The ▁report ▁states ▁ 7 3 % ▁of ▁the ▁children ▁they ▁interview ed ▁reported ▁getting ▁sick ▁with ▁n ause a , ▁head aches , ▁resp ir atory ▁ill ness es , ▁and ▁skin ▁conditions , ▁while ▁ 6 6 % ▁reported ▁sympt oms ▁consistent ▁with ▁ac ute ▁nic ot ine ▁poison ing . ▁The ▁report ▁states ▁most ▁children ▁they ▁interview ed ▁worked ▁between ▁ 1 0 ▁and ▁ 1 2 ▁hours ▁per ▁day ▁and ▁some ▁children ▁reported ▁ear ning ▁less ▁than ▁minimum ▁w