About This Article Zoom Testing has provided drug testing products and guidance for more than 20 years. This article explains how drinking water can affect urine drug tests, how laboratories recognise dilution and why trying to manipulate a sample can be unreliable and unsafe. Originally published: 2015 | Updated: 8 October 2026 | By: Anthony … Read more…
About This Article Zoom Testing has more than 20 years’ experience supplying alcohol and drug testing products in the UK. This article explains why breathalyser sensors require periodic replacement or calibration, how long they typically last, and the signs that a sensor may need attention. Published: 20 January 2024 | Last Updated: 7 October 2026 … Read more…
Drug and alcohol testing can form an important part of workplace health and safety, particularly in safety-critical industries. Testing may be used during recruitment or employment where there is a clear and justified reason for doing so, but employers need to consider consent, data protection, proportionality and how the results will be used. About This … Read more…
About This Article In 2019, Mexican authorities dismantled three major methamphetamine laboratories in Sinaloa capable of producing more than 17 million doses. This article revisits that operation and looks at what has changed since, including the continuing role of Mexico in the international methamphetamine trade and new evidence about methamphetamine use in the UK. Originally … Read more…
About This Article Zoom Testing has more than 20 years’ experience providing drug testing products and guidance in the UK. This article looks back at the 2019 Alex Hales case and explains the differences between hair, urine and saliva drug testing. Published: 30 April 2019 | Last Updated: 3 October 2026 | By: Anthony Cunningham … Read more…
About This Article Zoom Testing has over 20 years’ experience supplying drug testing kits and testing guidance. This article looks at the RFU’s 2017-18 illicit-drugs testing figures and the distinction between that programme and anti-doping violations. Published: 5 May 2019 | Last Updated: 3 October 2026 | By: Anthony Cunningham During the 2017-18 season, there … Read more…
About This Article Zoom Testing has over 20 years’ experience supplying drug testing kits and providing practical guidance on drug testing. This article explains how saliva drug testing works, its advantages and limitations, and when oral fluid testing may be useful. Published: 20 January 2025 | Last Updated: 2 October 2026 | By: Anthony Cunningham … Read more…
About This Article Zoom Testing has over 20 years’ experience supplying drug testing kits and providing guidance on drug testing in the UK. This article looks at the potential benefits of workplace drug testing and the important legal, safety and privacy considerations for employers. Published: 17 August 2023 | Last Updated: 1 October 2026 | … Read more…
About This Article Zoom Testing has provided drug testing products and guidance to UK customers for over 20 years. This article explains how laboratory hair drug testing works, what its results can show, and how it compares with urine testing. Published: January 2015 | Last Updated: 29 September 2026 | By: Anthony Cunningham Hair drug … Read more…
About This Article Zoom Testing has provided drug testing products and guidance in the UK for over 20 years. This article explains anabolic steroids, their effects and risks, and the law in the UK. Published: January 2014 | Last Updated: 28 September 2026 | By Anthony Cunningham Steroids are drugs that can treat some medical … Read more…