1. Who should use this presentation & read code
Managers of staff & staff, and those responsible for visitors and contractors on STFC sites, who use ‘dangerous substances’ which may generate explosive atmospheres.
Common examples include
Solvents;
Paints;
Flammable Gases; and
Dusts from machining & sanding operations etc.

2. STFC Safety, Health and Environment (SHE) Group
Introduction to
SHE Code 20
“Controlling Explosive and Flammable Gases and Dusts”

3. Key features
The Code addresses the requirements of the Dangerous Substances & Explosive Atmospheres Regulations 2002
The Code establishes a framework to carry out simple assessments for:
small quantities of flammable substances; and
Controls for cylinders of flammable gas
For more complex processes contact SHE Group for advice from specialist consultants

4. Key points For simple processes the risk assessment should consider :
The hazardous properties of a substance;
The way in which it is stored or used; and
The possibility of explosive atmospheres occurring
Potential ignition sources.
Also:
The control measures to remove or control risks;
Identification & classification of hazardous areas / zones; and
Procedures to deal with incidents involving dangerous substances
Then:
Ensure employees are properly trained and informed

5. SHE Training
A 1 day training event is available which addresses the following:
Awareness of the Dangerous Substances & Explosive Atmospheres Regulations
Undertaking an example risk assessment
To book this training contact your local SHE training contact:
- DL/RAL 8288; UKATC 8325; Swindon 2061
For help or advice with this code contact your local SHE Group or Departmental Safety Contact