(1) Always be attentive to tests in progress. Never permit horseplay or loud talking that would divert the
attention of laboratory technicians. If it is necessary to leave the laboratory or to leave a test in progress, make certain
no safety hazard will result because of your absence.
(2) Do not attempt to perform tests simultaneously unless each test can be given the required attention.
(3) Whenever in doubt concerning any operation, consult qualified authority for advice.
(4) Do not attempt unauthorized shortcuts and improvisations to save time, as they generally are not in
accordance with safe laboratory procedures.
(5) Be prepared for any emergencies which may arise, and be familiar with the proper action to take in event
(6) When ending daily operations, make a thorough and systematic check of laboratory, equipment and
facilities to ensure that no hazards may develop during the period that laboratory is unattended.
(7) Operationally test the safety showers at least semiannually.
b. Preventing Fires. The following fire prevention rules must be observed in all laboratory procedures:
(1) Do not allow smoking in the petroleum laboratory.
(2) Always make sure that gas jets are closed when not in use.
(3) Make sure that tubing to burners is not faulty.
(4) Never leave open flames or heating elements unattended.
(5) Never pour hot liquids into drains. Set aside hot liquids to cool thoroughly in covered containers before
(6) Do not discard solvents into sinks unless a special trap for this purpose has been installed.
(7) Do not pour volatile liquids into sink or drain unless a special trap has been installed.
Several of the chemicals listed in the integral components of the end item list (COEIL) are
EXPLOSIVE and should be handled with extreme care. These chemicals are flagged with an
asterisk (*) in the Item No. Column in the COEIL.
Change 1 2-14