Blog

Paul Walker

Paul has been with ESG for nearly 20 years and has a BSc in Chemistry from Grey College, Durham University. As Senior Development Specialist for the specialist chemistry laboratory. Paul carries out the identification of unknown materials, as well as creating bespoke analysis for ESG clients. Paul is an expert in the field of environmental forensics and works closely with the ESG forensic laboratory. He has worked on numerous forensic cases and is an experienced expert witness.

Recent Posts

Fire Accelerant Analysis: Tracing an Incident to its Source

Posted by Paul Walker on 07-Apr-2017 12:32:41

Paul Walker, senior development specialist, Specialist Chemistry, Energy & Waste Services, ESG, explains the science behind fire accelerant analysis, and explores the crucial role it plays in helping fire scene investigators studying incidents for insurance claims.

Read More

Topics: Specialist Chemistry, Forensics, Chemical Analysis, Fire Accelerant Analysis

Characterising Unknowns: Behind the Scenes of Chemical Investigation

Posted by Paul Walker on 24-Mar-2017 14:20:43

It’s amazing what can be found on the UK’s railways and when there are issues, they are not always easy to identify. Paul Walker, senior development specialist, takes us behind the scenes of the specialist chemistry laboratory, to discover the secret behind the characterisation of unknown materials.

Read More

Topics: Specialist Chemistry, Rail, Chemical Analysis, Identifying Unknowns

Solving Mysteries on the Railways with Chemical Analysis

Posted by Paul Walker on 22-Feb-2017 10:19:31

ESG’s chemical analysis team regularly helps our rail clients identify unknown materials found on the tracks, in depots or even on board trains. Unknown substances can be a major cause of concern, often leading to the appearance of mysterious deposits, residue build-up or mechanical failures. Paul Walker, the Sherlock Holmes of the specialist chemistry laboratory, reflects on some of the cases he has cracked for the rail industry.

Read More

Topics: Specialist Chemistry, Rail

Could Urgent Action on POPs Save the Polar Bear?

Posted by Paul Walker on 03-Feb-2017 10:37:51

Cute, beautiful and majestic, polar bears will have graced the front of Christmas cards on many a mantel piece over the recent festive period, but endangered can now be added to the adjectives that we use to describe these stunning animals. At the top of the arctic food chain, polar bears are faced with an increasing list of threats to their survival, with one of the most pressing being persistent organic pollutants. In his latest blog Paul Walker, senior development specialist, Specialist Chemistry, at ESG, describes what duty holders can do to limit the risk of POPs.

Read More

Topics: Specialist Chemistry, POPs, Persistent Organic Pollutants, HBCDD, persistent organic compounds

What Do 3G Pitches Really Contain?

Posted by Paul Walker on 18-Jan-2017 16:46:11

Did you catch BBC’s The One Show last night? If you tuned in you will have seen Paul Walker, senior development specialist, Energy & Waste Services, ESG, discussing the health concerns surrounding the popular 3G sports pitches. Here, Paul explains what he found when he tested the black rubber crumb in our chemical analysis laboratory.

Read More

Topics: Specialist Chemistry, Chemical Analysis

ESG: At The Cutting Edge of Specialist Chemical Analysis

Posted by Paul Walker on 08-Mar-2016 16:15:35

ESG provides a range of chemical analysis services and tests, including ICP analysis, BTEX testing, air quality analysis, FTIR analysis and metal testing. In this blog, Paul Walker, technical specialist, Energy and Waste Services, describes one of the more unusual cases to come through the laboratory doors.

Read More

Topics: Specialist Chemistry, Chemical Analysis, Identifying Unknowns, Sword