MARVIN MANDEL, Governor                             951

(3) Heat treatment, tempering, or kiln firing of any metal or
other materials:

(4) Gas or electric arc welding;

(5)    Repair or servicing of any vehicle;

(6)    Caustic or explosive materials;

(b) Chemical or combined chemical-physical laboratories involv-
ing caustic or explosive chemical or hot liquids or solids; shall be
required to wear industrial quality eye protective devices at all times
while participating in such courses or laboratories. Any such school
may furnish such devices for students and teachers, and may furnish
such equipment for all visitors to such classrooms or laboratories.
Any such school may purchase such devices in large quantities and
sell them at cost to students and teachers. The phrase "industrial
quality eye protective devices," as used in this section, means de-
vices meeting the standards of the American Standard Safety Code
for Head, Eye, and Respiratory Protection, Z 2.1-1959, promulgated
by the American Standards Association, Incorporated, as amended
from time to time.

90.    Driver education—Motor Vehicles.

(1)    The county boards of education shall offer instruction in the
safe operation of motor vehicles to high school students who are
at least fifteen years of age; such instruction shall be in accordance
with the provisions in Article 66½ of the Annotated Code of Mary-
land.

(2)    Each county board of education shall determine whether such
course shall be an elective or a required course.

(3)    The State Board of Education shall determine what credit,
if any, shall be allowed to successful students of such courses.

(4) The automotive vehicles used for such instruction shall bear
some identification as prescribed by the Department of Motor Ve-
hicles.

(5)    The actual driving instruction shall be conducted, if prac-
ticable, on private or public property removed, from State roads.

(6)    The principal of each school offering such course shall so
arrange the time set aside for actual driving instruction as not to
interfere with other school work.

91.    Fire drills.

The State Superintendent of Schools shall require the superin-
tendent of schools of every county and Baltimore City to conduct
at least ten (10) times during every school year, and at least once
every 60 days at every public school in the counties or Baltimore
City under the jurisdiction of the superintendent thereof, a fire drill.
Adequate records of such drills shall be kept and copies forwarded
to the county or city superintendent of schools.

92.    Compulsory Attendance.

(a) Who must attend—Every child between six and sixteen years
of age residing in the State shall attend some public school regularly
during the entire period of each school year, unless it can be shown