Main Menu CHEM 2000/2002
for the Elementary School Classroom
You are required to read the following checklist and check each
item only when you thoroughly understand it. Ask your instructor
to clarify any points you do not understand.
protection must be worn at all times. Safety goggles are
required. It is not advisable to wear contact lenses
unless they are absolutely necessary for eyesight
should be used when handling toxic or corrosive
the location and how to use the fire extinguisher, fire
blanket, eyewash fountain, and safety shower for your
eating, drinking, or applying cosmetics are not allowed
in the lab; wash hands frequently when working with
chemical substances and at the end of each lab period.
feet are not allowed in the lab. Long hair should be tied
back. Special care should be taken to keep hair and
beards away from flames, especially when lighting burners
and taking melting points.
use an open flame in the vicinity of flammable
add boiling chips before heating a liquid.
heat a system having no vent to the air.
your face away from the opening of the vessel when mixing
reagents, when applying heat to a reaction mixture, or
when testing for an odor.
point a vessel toward your face or toward another person,
especially when it is being heated.
solvents in the fume hood.
use a pipette bulb when pipetting.
all apparatus firmly, especially when heating, cooling,
or performing vacuum filtration.
inserting glass tubing into stoppers, lubricate the glass
with glycerin and wrap the tubing in a towel to protect
your hands if it should break.
chemicals are not to be stored in your locker nor are
unlabeled containers of chemicals stored. Labels should
include a description of the contents (compound name) and
a page reference to your lab notebook.
reagents and solvents are to be returned to their proper
places immediately when no longer in use. Unused material
should be placed into a proper disposal container.
the end of each lab period, clear your countertop and
wipe it with a damp sponge. Clean up all spills promptly.
Mercury spills (even a broken thermometer) or major
spills of acids or bases are to be reported immediately
to the instructor or to the Stockroom.
wash off all chemicals spilled on the skin with large
amounts of water.
out the hazards of each experiment, either by carefully
reading the lab book or handout for the experiment, or by
consulting your instructor, before you begin work.
campus emergency phone number is 9911. This number may be
used to report fires, summon an ambulance or the police.
should never be in the laboratory at unscheduled times
without written permission. At least two responsible
persons must be in the laboratory when one is doing an
experiment. An instructor must be at least within hearing
distance of the person doing the experiment.
--- the solids,
liquids and gaseous substances, and combinations thereof, used in
experiments are potentially hazardous in one or more of the
may be irritants to, or have caustic action on, the skin,
mucous membranes, lungs, and eyes |
may be systemic poisons |
may be flammable or explosive |
of hazards: Unexpected and possibly dangerous situations can
result from one or more of the following:
transfer and handling procedures. |
reaction temperatures |
incorrect amounts of chemicals |
order of addition of two or more substances |
rate of addition of two or more substances |
one or more incorrect substances |
disposal of chemicals |
dilution of concentrated acids (Reminder: acids are
ALWAYS added to water slowly, carefully, with stirring).|
the dotted line and hand in the signed portion of this page to
I have read and understood all of the foregoing safety