Clients often ask me if they should provide continuous gas detection in their laboratory hoods. I always start by asking them why they believe it is necessary and usually get some version of the following. (These are numbered for reference not any priority.) To warn them they have a leak or similar loss of containment.Continue reading “Gas Detection Inside Laboratory Hoods: Prudent Safety Measure or Wasted Money?”
Tag Archives: Research Safety
Administrative Controls in Laboratories and Pilot Plants: When Might They Be an Acceptable Safety Measure?
The accepted hierarchy of controls[1],[2],[3] is: 1. Elimination 2. Substitution 3. Engineering Controls 4. Administrative Controls 5. PPE In research, there is often a strong desire from management, professionals and operators to use administrative controls in place of engineering controls. Administrative controls are usually less expensive, faster, and easier to implement. They allow greater flexibility in the response to an issueContinue reading “Administrative Controls in Laboratories and Pilot Plants: When Might They Be an Acceptable Safety Measure?”
Can I Have an Electrical Outlet in a Hood?
NFPA-45 Fire Protection for Laboratories Using Chemicals is very clear that if you have an electrical outlet in a hood then you need another disconnect within 50 ft of the hood. 7.8.4.1 In installations where services and controls are within the hood, additional electrical disconnects shall be located within 15 m (50 ft) of theContinue reading “Can I Have an Electrical Outlet in a Hood?”
What Is A Good Definition Of A Pilot Plant?
I must get asked that question a dozen times each year. Most times it is from someone outside the chemical industry who has never heard it before asking me what I do. (Or who wanted to know what my license plate PLTPT stands for.) Less often but more challenging it is from a client whoContinue reading “What Is A Good Definition Of A Pilot Plant?”
