Farming is the second most dangerous occupation in America. More than 700 farmers and ranchers are killed each year on the job. While tractor accidents account for the greatest number of fatalities, fruit farms have the highest rate of injury for workers. Strawberry pickers in Watsonville, California cover up even in the hot sun to avoid exposure to agricultural chemicals and toxic substances. While machinery hazards are the most obvious threats to farmers, environmental concerns and chemicals represent slower and more insidious threats to their health. In order to prevent exposure to chemicals, fruit pickers are encouraged to protect themselves by covering up..