Which of the following safety precautions is adequate when working with radiation of wavelength less than 250?
Which of the following safety precautions is adequate when working with radiation of wavelength less than 250 nm?
a. short sleeved shirts
b. nitrile gloves
c. your regular safety glasses
d. safety glasses with UV absorbing lenses
e. your black laboratory apron
d
d. safety glasses with UV absorbing lenses