In the meantime, professional engineers, registered architects and certified industrial hygienists are being given temporary certification until July 1.
Scientists and industrial hygienists familiar with the aeronautics industry say they can only theorize what might be causing the illnesses.
Registered architects, engineers, industrial hygienists or others with degrees in a health-related science are eligible to become investigators.
The results indicate 'A profession needing attention by the industrial hygienist'.
Her husband, Gerald Schwartz, a chemist and industrial hygienist, is dead.
Small businesses don't have industrial hygienists on staff to deal with rules like this.
They completed an eight-hour course in industrial safety, taught by a licensed industrial hygienist.
It is used by industrial hygienists, athletes, and the military to determine appropriate exposure levels to high temperatures.
Some of the so-called corporate fat that was cut was maintenance engineers and industrial hygienists.
Initial exposure monitoring should be conducted by an industrial hygienist or person specifically trained and experienced in sampling techniques.