- Y Diweddaraf sydd Ar Gael (Diwygiedig)
- Gwreiddiol (a wnaed Fel)
Dyma’r fersiwn wreiddiol (fel y’i gwnaed yn wreiddiol).
2.—(1) In section 15(1) (further exemptions from sections 13 and 14) of the Radioactive Substances Act 1993(1) after the words “clocks or watches” (where those words first appear) there shall be inserted the following:–
“(a)where the total quantity taken together of each of the radionuclides listed in column 1 of Table A below present in the clocks and watches on any premises does not exceed the amount set out in column 2–
Radioactive material | Relevant value |
---|---|
Tritium | 109 becquerels |
Promethium 147 | 107 becquerels |
Radium 226 | 104 becquerels |
or
(b)where
(i)the total quantity of the radionuclides listed in column 2 of Table B below present in each such clock or watch of the type listed in column 1 of that table does not exceed the amount set out in column 3–
Type of clock or watch | Radioactive material | Relevant value (becquerels) |
---|---|---|
(i)Luminised time measurement instruments(2)- (a)worn or carried on the person | Tritium Promethium 147 | 2.8 × 108 5.5 × 106 |
(b)not worn or carried on the person | Tritium Promethium 147 | 3.7 × 108 7.4 × 106 |
(ii)Special luminised time measurement instruments(3) | Tritium Promethium 147 | 9.3 × 108 1.9 × 107 |
(iii)Watches containing gaseous tritium light sources(4) | Tritium | 7.4 × 109 |
(iv)Radium luminised timepieces(5)- (a)wristwatches | Radium 226 | 3.7 × 103 |
(b)alarm clocks | Radium 226 | 5.5 × 103 |
(c)special time measurement instruments | Radium 226 | 5.6 × 104 |
and
(ii)no more than five items falling within Table B which constitute radioactive waste are present on any premises”.
ISO 3157: 1991(E), “Radioluminescence for time measurement instruments – Specifications”.
ISO 3157: 1991(E), “Radioluminescence for time measurement instruments – Specifications”.
NEA, “Radiation Protection Standards for Gaseous Tritium Light Devices” (1973).
IAEA, “Radiation Protection Standards for Radioluminous Timepieces” (1967).
Y Diweddaraf sydd Ar Gael (diwygiedig):Y fersiwn ddiweddaraf sydd ar gael o’r ddeddfwriaeth yn cynnwys newidiadau a wnaed gan ddeddfwriaeth ddilynol ac wedi eu gweithredu gan ein tîm golygyddol. Gellir gweld y newidiadau nad ydym wedi eu gweithredu i’r testun eto yn yr ardal ‘Newidiadau i Ddeddfwriaeth’.
Gwreiddiol (Fel y’i Deddfwyd neu y’i Gwnaed): Mae'r wreiddiol fersiwn y ddeddfwriaeth fel ag yr oedd pan gafodd ei deddfu neu eu gwneud. Ni wnaed unrhyw newidiadau i’r testun.
Gallwch wneud defnydd o ddogfennau atodol hanfodol a gwybodaeth ar gyfer yr eitem ddeddfwriaeth o’r tab hwn. Yn ddibynnol ar yr eitem ddeddfwriaeth sydd i’w gweld, gallai hyn gynnwys: