Uranium is weakly radioactive because all its isotopes are unstable (with half-lives of the 6 naturally known isotopes, uranium-233 to uranium-238, varying between 69 years and 4.5 billion years).
The median annual wage for occupational therapy assistants was $59,010 in May 2016. The median wage is the wage at which half the workers in an occupation earned more than that amount and half earned less. The lowest 10 percent earned less than $39,160, and the highest 10 percent earned more than $80,090.
Some schools offer accelerated or dual degree programs, through which students can obtain a bachelor's and master's degree in occupational therapy after about five years of study. Master's degree programs in occupational therapy typically take two years to complete and include courses in functional anatomy, medical and social conditions, assistive technology, patient care concepts, and research methods.