About Us

1972

Development of Accelerating Rate Calorimeter by Dow Chemical

1978

Commercialisation of Accelerating Rate Calorimeter (ARC) by Columbia Scientific (CSI), Austin Texas

1984

Founder of Thermal Hazard Technology (THT) forms European Office for CSI in Milton Keynes, United Kingdom

1994

Formation of Heath Scientific Company Ltd to act as worldwide distributor of ARC^TM

1996

Formation of THT as scientific instrument manufacturer and sister company to Heath Scientific

1998

Development of the Euro ARC - THT’s first ARC^TM

2000

Large EV ARC^TM made available. Modular with existing ARC^TM

2001

Launch of RSD for advanced screening of reactive chemicals

2003

Establishment of joint venture China office in Shanghai

2005

Launch of µRC micro reaction calorimeter

2006

New generation esARC^TM launch, maintaining continuity with existing systems

2007

Formation of THT Inc serving the US market from a direct office

2011

THT develops the Indian market with KAN-THT joint venture

2012

Release of EV+ ARC^TM. World first purpose built adiabatic calorimeter for battery applications

2016

Market expansion in China headed by Li Mao Gang

2018

THT rebranding with new logo and website redesign

2020

Judges Scientific plc acquires Heath Scientific and its subsidiaries Thermal Hazard Technology and THT Inc

2021

EVx Calorimeter launced with increased height (60cm H x 25cm W) for large EV cells

2023

Expansion of UK contract testing lab including 6 ARC systems

2024

THT’s UK head office moves to a new facility

2024

EPC appointed as THT distributors for China