580810-1940-Dangeroas-Goods-Regulations-1940 — Page 83

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THE HONG KONG GOVERNMENT GAZETTE, MARCH 1, 1940.

PART XXIII.—STORAGE OF CATEGORY 5 DANGEROUS GOODS.

351. No Category 5 dangerous goods shall be stored with any chemicals not specified in Category 5, or with any Category 7 dangerous goods.

352. None of the following Category 5 dangerous goods. that is to say, hydrochloric acid, sulphuric acid, sulphurous acid. sulphuryl chloride, thionyl chloride, and nitric acid, shall be stored with any other acid except―

(a) in the open air, or

(b) in a room or building, the floor or floors and walls of which are composed entirely of brickwork, stone, or cement, or of one or more of those materials.

353. No store shall be used for the simultaneous storage of nitric acid mixtures and sulphuric acid mixtures.

354. (1) Hydrofluoric acid shall be stored in leaden, gutta percha, or ceresin bottles.

(2) No bottle containing any hydrofluoric acid shall be stored near to glass or earthenware carboys containing other acids.

355. Every carboy shall be packed in a

case with Kieselguhr (infusorial earth) or other effective inorganic insulating material.

356. No Category 5 dangerous goods shall be stored in bulk in any building used wholly or in part for domestic purposes.

357. Every receptacle containing any Category 5 dan- gerous goods shall be labelled with the prescribed label.

PART XXIV.-STORAGE OF CATEGORY 6 DANGEROUS GOODS.

358. Every place specified in a valid licence to store Category 6 dangerous goods shall be kept dry and thoroughly ventilated, and shall not have any direct communication with any domestic premises.

359. Every receptacle containing any Category 6 dan- gerous goods shall be labelled with the prescribed label.

PART XXV.—STORAGE AND SALE OF CATEGORY 7 DANGEROUS GOODS.

360. In this Part, "store" means any premises specified in a valid licence to store Category 7 dangerous goods.

361. No artificial light, other than incandescent electric lamps covered by outer protecting globes, shall be used in any

store.

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