In paragraph 9, Dr. Jeff Kalina affirms that Petroleum h...

it is neurologically harmful for the family of workers in oil rigs.

the health risks associated with oil prospection are completely unpredictable.

the damages it causes on the environment are intrinsic to the way oil is being explored.

direct exposure to the chemicals it contains can cause different kinds of health disorders.

all of the risks associated with the oil production are known but are not made public.