The engineering platform for oil & gas
Practical technical articles, daily industry news, a directory of companies and service providers, engineering jobs and free field tools — in six languages.
Energy prices
Crude oil — WTI
99.64 $/bbl
▼ -0.42%
Crude oil — Brent
107.03 $/bbl
▼ -0.34%
Natural gas — Henry Hub
2.63 $/MMBtu
▲ 3.54%
Gasoline — US retail
4.15 $/gal
▼ -2.72%
Diesel — US retail
6.29 $/gal
▼ -0.94%
Heating oil — NY Harbor
4.47 $/gal
▲ 3.42%
Latest articles
All articles
Hazardous Area Classification for Offshore Topsides: Gas Group, Temperature Class and Zone Extent Practice
How release sources, ventilation degree and ventilation gradients set zone extents on offshore process decks, plus gas group and temperature class selection, with an inspector's checklist for keeping classification drawings accurate.
07 Nov 2026 · 9 min read
Calibration Intervals and Drift Management for Pressure Transmitters in Safety-Instrumented Systems
How to use as-found drift data, proof-test coverage and SIL verification together to justify longer calibration intervals on SIS pressure transmitters without eroding PFD margin, with an illustrative drift calculation.
06 Nov 2026 · 9 min read
Sizing Pressure Safety Valves for Gas-Filled Vessels Under Fire Case
A technical guide for process engineers on API 521 fire-case sizing, distinguishing wetted vs unwetted area methods to prevent vessel rupture.
05 Nov 2026 · 7 min read
Fiber Optic Cable Installation and Maintenance Protocols for Deepwater Subsea Trees
How to install, baseline, monitor and repair optical fibre links serving deepwater subsea trees: handling, terminations, commissioning traces, fault localisation, repair readiness and safety limits for subsea engineers.
05 Nov 2026 · 10 min read
Browse by discipline
Every section is written for the engineers who work in it.
Industry news
All newsLatest engineering jobs
All jobsSvc Spec I-Frac Acid
Halliburton · SA, Al-Khobar
General
07 Nov 2026
R&M Electrical Tech I-II
Halliburton · MY, Kemaman
Electrical
06 Nov 2026
Procurement Specialist - Senior Procurement Specialist - Manufacturing
Halliburton · US, Spring
Commercial
06 Nov 2026
R&M Electrical Tech I-III
Halliburton · MY, Kemaman
Electrical
06 Nov 2026
Software Engineer (RCoE)
Halliburton · NO, Oslo
It Ot
06 Nov 2026
Company directory
Operators, contractors, manufacturers and service providers.
Free engineering tools
All toolsGet the weekly oil & gas brief
One concise engineering brief each week. No spam, unsubscribe anytime.
We only use your email to send the newsletter. No sharing, no spam. · Get the free checklists