WAS IT

POSSIBLE TO
AVOID DEATH HERE?

Pos

: FALLING & BUCKING

The bucker bucked log A-1 from log A. He
then cut the root off B-1 from B. The root sprang
up to position B-2 and moved the bucked log A-1
to position A-2 across the legs and chest of the
bucker. He died of injuries.

OFFERED

A series of free lecture-demonstrations for supervisors and
safety personnel has been arranged by the Workmeri’s Compensa-
tion Board and representatives of the U.S. Bureau of Mines on
the control of explosive dusts, explosive vapors, flammable liquids,
and flame propagation.

The five lecture-demonstrations will be held in the Oak Theatre,
August 2-4. They will form a fairly complete course in Accident
Prevention in the fields mentioned, and should prove of exceptional
value to supervisors and other key personnel. :

Those interested in attending’ are asked to contact the Chief
Inspector, Accident Prevention Department, Workmen’s Compensa-
tion Board, 707 West 37th Avenue, Vancouver 13, B.C.

The lecture-demonstrations will also be held in Victoria,
August 5 and 6, in the Sirocco Club on View Street. Those inter-
ested should contact the Chief Inspector, Accident Prevention
Department, Workmen’s Compensation Board, 707 West 37th
Ayenue, Vancouver 13, B.C.

LECTURE AGENDA
AUGUST 2nd — 9:30 A.M.

1. Chemixtry of fire and dust explosions:

(a) Fire trinngle.
(hb) Exploxionx due to pressures.
te) ent of fire by removing individually, heat, air

Kx of trinngle.
(ay limits of lizht hydrocarbons. *
(e) Difference between exploding and detonating.
0) Effect welding oxygen hax on flammable limits and explosive
prexnuren, :
(z) Migration of gaxex according to their xpecific gravity.
(h) Ignition temperatures,
(i) Dust explosions
1. Limitx
2. Prexwures developed.

AUGUST 2nd — 1:30 P.M.

2, Toxic and hazardous gaxex:
(a) Compoxition of normal air.
(b) ‘Poxtelty of gaxex, fumex and vapors
Methane
Butane and propane
Ganoline vaporn (effects demonstrated: on white rats)

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artificial respiration to revive rate)
. Other gaxex suggested by class.

AUGUST 3rd — 9:30 A.M.

3. Statie Electricity:
(a) Brief history.
(b) Occurrences in Industries, homes and nature.
Effects of humidity and bonding.

(a) How generated :
4, Contract and xeparation

2) Dropping or flowing liquids
a, Mercury

Ror
i
3

. Water 3
b: Hydrocarbon gaxex and Mquids

Steam

. Duxt vr other materials flowing through ducts

ritelsn
ining
cing tanks, buildings, ete,
chiming rodx

Conducted along pipe Mnex, fences, ete.

AUGUST 3rd — 1:30 P.M.

(e)

4. Flame propagation and explosion-proof Electrical Equipment:
(a) Fla bie limity and flame propagation
DD) p fame xpeed, prexsure and flammable Hmit curves
2. Flame propagation in pipe Ines, sewers, conduits, ete.
(») Application of Electrical Code ay applied to the petroleum
industry
1. Explosion-proof equipment—definition and deseription
2. Meaning of approvals
3. Demonxtra) of actual gas explosions in properly anid
improperly maintained electrical equipment
4. Difference between fiat-milled joints and screw joints
5. Effect of pressure piling in approvad and unapproved

ent,
AUGUST 4th — 9:30 A.M.
5 trontntic

azardx in nireraft maintenance
Hoxpital and operating room hazards,
mary.

6

sees dh

Motor Vehicle . I
Non-Motor Vehicle: i
|

Under |. Year
I- 4°

To Protect Yourself —

Learn:

To Protect Your Family

Take Sé

: ; i

Workmen's (oj
ADAM BELL, @
F. P, ARCHIBAD,
CHRIS. W. PRICK!
E.. V. ABLETT,