40
41
Quantity for
Gas
which licence
Label
G
not required
Dichlorofluoromethane (Arcton 21,
2 cylindera
Freon 21)
Dichlorodifluoromethane/Trichloro-
2 cylinders
Trimethylamine
Buoromethane Mixtures (Aretom 12/11, Freon 12/11D
Quality for which licence not required
Trichloromenofluoromethane (Aroson 11, 2 cylinders
Freon 11)
Any other liquefied gas
Label
Dichlorotetrafluoroethane (Auroton 114,
2 cylinders
Freon 114)
B3
As may be
directed by The Authority in each case.
Dimethyl Ether
Dimethylamine
Bihunc
Class 3 -Dissolved gases
B3
Acetylene
2 cylinders
83
B3
B3
Ethyl Chloride
Ethylene
Ethylene Oxide
1 cylinder or
B3
Transport of liquefied gases by road tankers.
20 pounds
1 cylinder
B3
1 cylinder or
BO
20 pounds
15. No liquefied gas shall be conveyed in bulk by road except in Carrisus of a tank wagon of a type and size approved by the Authority and liquefied equipped for the carriage, loading and discharge of such gas to the tankers, satisfaction of the Authority.
pases in road
Hydrogen Cyanide (Hydrocyanic Acid)
Hydrogen Chloride (Hydrochloric Acid,
Authydrous)
Hydrogen Fluoride (Hydrofluoric Acid,
Anhydrous)
D1
Hydrogen Sulphide (Sulphurested Hydrogen)
93 and Di
Methyl Bromide
1 cylinder or
50 pounds
Methyl Chloride
1 cylinder
Monochlorodifluoromethane (Arsion 22, 2 cylinders
Freon 22)
Monomethylamine
Nitrogen Tetroxide (Nitrogen Peroxide)
Nitrosyl Chloride
Nitrous Oxide
Oxygen, Liquid
Petroleum Gas (Liquefied) (Butane, Isobu tane, Propane or any mixture thereof)
Phosgene
Propylene
Sulphur Dioxide
76. When any liquefied gas is being loaded into, conveyed by or Safety pre- discharged from any tank wagon-
cautions in relation to
(a) there shall be prominently displayed in English and Chinese the convey.
nude, cic, on the front and rear of the wagon the word "caution" followed
of liquefied by the name of the gas:
gases in road Tankers.
(b) the wagon shall be attended by at least one person having
reasonable experience in the handling of the gas:
B3
D3
DI
(c) no smoking, no light (other than electric light) and no fire of
any kind shall be permitted on or near the wagon; (d) the wagon shall be provided with fire extinguishing apparatus: (e) the wagon shall carry no passengers other than persons em-
ployed on the wagon:
DI
2 cylinders
2 gallons
2 cylinders not
B3
exceeding an
aggregate of
100 lb. gas
1 cylinder
DI
B3
1 cylinder or
50 pounds
( the wagon shall be provided with not less than one set of protective goggles and gloves for each person employed on the wagon at any one time.
Manufacture or storage of liquefied gases in bulk.
to minu
77. (1) Every application, pursuant to any of the provisions of Application section 5 of the Ordinance, for any licence to manufacture or store in for licence bulk any liquefied gas shall be made in writing addressed to the facture or Authority and shall be accompanied by two copies of a plan, as nearly store liquefied as may be to scale, of the place or area to be occupied by the in. ases in bulk.