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.
Effective February 13, 2013, to renew your registration as an occupational therapist and occupational therapy assistant, New York State Education Law requires the completion of 36 hours of continuing education during each 3-year registration period.