### Radiation (Control of Radioactive Substances) Regulations 《輻射(管制放射性物質)規例》

30. Prevention of bodily absorption of radioactive substance
(1) No person shall, in any affected undertaking or affected industrial undertaking, introduce into any workplace in which any radioactive substance is handled any article not essential to the processes performed in that workplace and, without prejudice to the generality of the foregoing, no food or drink, or utensil for the partaking of food or drink, or any materials or articles for smoking or for the application of cosmetics shall be so introduced.
(2) Every worker employed in any affected undertaking or affected industrial undertaking who is engaged in the handling of any radioactive substance shall—
(a) wash his hands before each meal; and
(b) before leaving his place of work, deposit all personal protective equipment in the locker or receptacle, as the case may be, provided therefor in accordance with regulation 27(1)(e), (g) or (h) and thereafter wash his hands.
(3) Any person who contravenes any of the provisions of subregulation (1) and any worker who fails to comply with any of the provisions of subregulation (2) shall be guilty of an offence and liable on conviction to a fine of $3,000. (L.N. 98 of 1970; L.N. 226 of 1990)

31. Prohibition of the use of mouth-operated equipment
(1) No proprietor of any affected undertaking or affected industrial undertaking shall cause or permit any person employed therein in work involving the handling of any unsealed radioactive substance to operate by means of his mouth any plant, apparatus or other equipment whatsoever.
(2) Any proprietor of any affected undertaking or affected industrial undertaking who contravenes any of the provisions of subregulation (1) shall be guilty of an offence and liable on conviction to a fine of $15,000. (L.N. 98 of 1970; L.N. 226 of 1990)

32. Supervision
(1) The proprietor of any affected undertaking or affected industrial undertaking shall appoint a person having reasonable experience or training in the use of ionizing radiations or the handling of radioactive substances to supervise any work carried on in such undertaking which involves such use or such handling.
(2) Any proprietor, of any affected undertaking or affected industrial undertaking who fails to comply with any of the provisions of subregulation (1) shall be guilty of an offence and liable on conviction to a fine of $6,000. (L.N. 98 of 1970; L.N. 226 of 1990)

### Radiation (Control of Radioactive Substances) Regulations 《輻射(管制放射性物質)規例》

33. Warning notices where ionizing radiations are used
(1) If so required by the Authority, either generally by notification in the Gazette or in any particular case by request in writing addressed to the proprietor, the proprietor of any affected undertaking or affected industrial undertaking, as the case may be, shall post such notices as the Authority may require to be posted in any place in the undertaking in which ionizing radiations are used.
(2) The proprietor of any affected undertaking or affected industrial undertaking who fails to post any notice referred to in subregulation (1) when so required in accordance with the provisions of that subregulation shall be guilty of an offence and liable on conviction to a fine of $6,000. (L.N. 98 of 1970; L.N. 226 of 1990)

### Radiation (Control of Radioactive Substances) Regulations 《輻射(管制放射性物質)規例》

34. Action to be taken in the event of spillage, loss, etc.
(1) In the event of spillage or other loss of any radioactive substance in any affected undertaking or affected industrial undertaking or in the course of any form of transportation or of any other occurrence in any such undertaking, whether accidental or otherwise, of such a nature that the safety or health of any person is or may be adversely affected thereby, the proprietor of such undertaking, or the carrier in the case of transportation, shall, so soon as the fact of such spillage, loss or occurrence comes to his attention, cause a report of the circumstances to be made to the Authority, and, if such report is made verbally, it shall be followed by a report in writing made within 48 hours thereafter.
(2) In the event of spillage of any radioactive substance in any affected undertaking or affected industrial undertaking, the proprietor of such undertaking shall immediately order the removal of all persons from the workplace affected; and shall so soon as may be thereafter cause the area to be cleansed by a wet method under the supervision of such person as the Authority may designate for the purpose; and until the workplace has been cleansed to the satisfaction of the person so designated and such person has so certified in writing, the proprietor shall permit only such persons as may be required to effect the cleansing to enter the workplace.
(3) In the event of loss of any radioactive substance in any affected undertaking or affected industrial undertaking, the Authority may take such steps as he considers necessary and practicable for the protection of any person who might suffer injury as a result of the loss.
(4) In the event of any other occurrence of the nature described in subregulation (1) in any affected undertaking or affected industrial undertaking, the proprietor of such undertaking shall take such remedial action as the Authority may direct.
(5) Any proprietor of any affected undertaking or affected industrial undertaking who fails to comply with any of the provisions of subregulation (1) or (2) or who fails to comply with any direction given by the Authority pursuant to the provisions of subregulation (4), and any carrier who fails to comply with any of the provisions of subregulation (1), shall be guilty of an offence and liable on conviction to a fine of $15,000. (L.N. 98 of 1970; L.N. 226 of 1990)

### Radiation Ordinance 《輻射條例》

1. Short title
This Ordinance may be cited as the Radiation Ordinance.

2. Interpretation
In this Ordinance, unless the context otherwise requires—
Board (管理局) means the Radiation Board established under section 3;
inspector (督察) means a person appointed under section 16(1) to be an inspector for the purposes of this Ordinance;
ionizing radiation (電離輻射) means electromagnetic radiation (that is to say, X-ray or gamma ray photons or quanta) or corpuscular radiation, (that is to say, alpha particles, beta particles, electrons, positrons, protons, neutrons or heavy particles) being electromagnetic radiation or corpuscular radiation capable of producing ions and emitted from a radioactive substance or from a machine that is intended to produce ionizing radiations, or from a machine in which electrons are accelerated by a voltage of not less than 5 kilovolts; (Added 6 of 1961 s. 2. Amended L.N. 410 of 1982) 
irradiating apparatus (輻照儀器) means an apparatus which—
(a) is intended to produce or emit ionizing radiation; or
(b) is capable of producing or emitting ionizing radiation at a dose rate exceeding 5 μSv per hour at a distance of 5 cm from any accessible point of the surface of the apparatus; (Replaced 46 of 1990 s. 2)

medical practitioner (醫生) means a person for the time being registered or exempted from registration under the Medical Registration Ordinance (Cap. 161);
mine (開採、採礦) includes all operations for the intentional winning or obtaining of any radioactive mineral;
prospect (勘探) means to search for any radioactive mineral and includes such working as is reasonably necessary to enable the prospector to test the radioactive mineral bearing qualities of the area concerned;
radioactive mineral (放射性礦物) means any substance specified in the Schedule;
radioactive substance (放射性物質) means any substance which consists of or contains any radioactive chemical element whether natural or artificial and whose specific activity exceeds 75 becquerels of parent radioactive chemical element per gram of substance; (Replaced 6 of 1961 s. 2. Amended L.N. 410 of 1982; L.N. 307 of 1998) 
substance (物質) means any natural or artificial substance, whether in solid or liquid form or in the form of gas or vapour, and includes any manufactured article or any article which has been subjected to any artificial treatment or process.