| tag | description  | no. of articles |
|---|---|---|
| SMOLENSK, SU | Smolensk, SU | 9 |
| SBWR | Small Boiling Water Reactor | 4 |
| SEP - SLOVAKIA | Slovenske Energeticke podniky (SEP) | 1 |
| SKAGIT, USA | Skagit, Washington, USA | 2 |
| SOULAINES-DHUYS | site waste storage, France; Following the full CSM | 21 |
| SINWOLSONG | Sinwolsong, South Korea | 1 |
| SINGORI | Singori, Ziud Korea | 1 |
| SIMO | SIMO | 1 |
| SIEMENS NL | Siemens Netherlands Hague | 6 |
| SIEMENS - KWU | Siemens KWU | 287 |
| SIFF | Siemens consortium Framatome-Fabricom | 1 |
| MAINTENANCE | shutdown reactor for improvement, safety and maintenance | 649 |
| SHOREHAM, NY, USA | Shoreham, New York, USA | 80 |
| SHIPPINGPORT, USA | Shippingport, Pennsylvania, USA | 18 |
| NUCLEAR CARGO SERVICE | Shipping company | 12 |
| MONT LOUIS | ship with UF6 perish in 1984 | 8 |
| SHIN KORI | Shin Kori, South Korea | 9 |
| SHIMANE, JAPAN | Shimane, Japan | 29 |
| SHIKA, JAPAN | Shika, Japan | 38 |
| SHELL NUCLEAIR BV | Shell Nuclear BV Hague 's | 8 |
| SHEARON HARRIS, USA | Shearon Harris, North Carolina, USA | 39 |
| SGN-SOCIÉTÉ TECHN.NO | SGN: Societe General pour les techniques Nouvelles | 1 |
| SGL CARBON | SGL Carbon Group AG (Wiesbaden), Germany | 4 |
| G7 / G8 | Seven richest countries + Russia | 71 |
| SUBSIDYFUND | serving local funds for acceptance, even against KE | 21 |
| SCPRI | Service Central de Protection contre les Rayonnements Ionis. | 12 |
| SERVIE | Serbia; part of former Yugoslavia | 4 |
| SEQUOYAH, VS | Sequoyah, USA | 37 |
| SEQUOYAH FUELS CORP. | Sequoyah Fuels Corp. | 11 |
| SENDAI, JAPAN | Sendai, Japan | 15 |
Adder tags
Magazine: