STUDENTS WHO VIOLATE THESE SAFETY RULES
WILL BE SUBJECT TO DISMISSAL FROM THE LABORATORY.
BE PREPARED for your work in the
laboratory. Read all procedures thoroughly before entering the laboratory.
THE STOCK ROOM is off limits to
students unless under supervision of instructor.
SAFETY GOGGLES must be worn at all
times during an experiment, which calls for eye protection.
CONTACT LENSES in the laboratory
are strongly discouraged. Contact lenses may act as sponges and absorb
vapors of some chemicals. This could lead to serious eye irritation,
damage or infection.You may ask your instructor for permission to wear
contact lenses in the laboratory. Parents must sign a statement that states
that they will accept responsibility for any injury caused by wearing contact
APRONS (or Lab Coats) are required
during most experiments.
SHOES must be closed toe (not sandals)
CLOTHING should cover your legs
for your personal protection. Loose or baggy clothing are hazardous and
must be secured, and jackets are not allowed.
HAIR longer than shoulder length
and loose clothing must be confined when working in the laboratory. Remember
that hair is extremely flammable.
DANGLING JEWELRY and rings are not
allowed during experiments.
UNAUTHORIZED EXPERIMENTS and the
use of any equipment in an unauthorized or unsafe manner are strictly forbidden.
HORSEPLAY, practical jokes, boisterous
conduct and excessive noise are strictly prohibited.
FOOD AND BEVERAGES are prohibited
in the laboratory. Do not use chemical apparatus for eating or drinking.
WORK WITH YOUR PARTNER and do not
visit or socialize with other lab stations. Do not wander around the room,
distract other students, or interfere with the laboratory experiments of
WASH YOUR HANDS at the end of the
laboratory session before you exit the laboratory. Keep your hands away
from your face as much as possible when in the lab.
LAB SAFETY AND PROCEDURES:
CHEMICAL SPILLS onto your skin must
be immediately washed with water. You or a fellow student must notify the
instructor as soon as possible.
CHEMICALS should never be tasted.
When you are instructed to smell a chemical, do so by gently fanning the
vapors toward your face.
Safety Data Sheets Search) are available in lab and online for all
chemicals in use. These will inform you of any hazards and precautions
of which you should be aware.
TEST TUBES should never be
pointed toward you or your neighbor when heating or carrying out a reaction.
It may boil out rapidly and unexpectedly into their eyes and face.
BUNSEN BURNERS should not be left
unattnded when lit, and should be near the center of your table.
GLASS TUBING should always be used
with a test tube manipulator or towel when inserting rods, tubing or thermometers
into stoppers. The glass must be lubricated with water or glycerol. Tubing
ends must always be firepolished. Make sure that the glass is cool before
you touch it. HOT GLASS LOOKS JUST LIKE COOL GLASS!
CHEMICAL APPARATUS must be examined
for defects before performing any experiments. You must not use damaged,
cracked or otherwise dangerous glassware. Dispose of broken glassware in
the boxes provided in the laboratory. If you break a thermometer (or find
a broken thermometer), report it to your instructor immediately.
SINKS must be kept clean. Solid
matter not soluble in water (notably paper, towels, broken glass, stoppers
and rubber tubing) must be kept out of the sinks at all times to minimize
the danger of plugging drains. Do not wash chemicals down the drain unless
BENCH TOPS & FLOORS must be
kept as free from unnecessary apparatus as possible. Keep a paper towel
handy and clean up chemical spills (including water) immediately. The desk
top must be cleaned thoroughly before leaving the laboratory. Keep aisles
clear. Push your chair under the desk when not in use.
ACIDS are added to water. When diluting
concentrated acids ALWAYS pour the acid slowly into the water with stirring;
NEVER ADD WATER TO CONCENTRATED ACIDS because of the danger of spattering.
SAFETY EQUIPMENT is located at various
places in the lab. Know the location of the fire blanket, eyewash stations,
safety shower, fire extinguisher and any other safety equipment.
Consider all chemicals to be hazardous unless
you are instructed otherwise.
When transferring chemicals from one container
to another, hold the containers away from your body.
Do not hold a container while someone else
Graduated Cylinders should always be held
when they contain chemicals. Keep cylinders laid down near the center of
the table when not in use.
Work in the center of your lab table. Do not
place items near the edge of the table that can be easily knocked over.
Do not reach over burners.
Hold containers over the sink when filling.
Fill wash bottles only with distilled water
and use only as intended, e.g., rinsing glassware and equipment, or adding
water to a container.