ATEX vs IECEx for marine explosion-proof lighting: ATEX law excludes seagoing vessels, so IECEx plus class society type approval decides what passes the survey.
Marine Morse Code Signaling explained: SOLAS daylight signalling lamp rules, the 60,000 cd standard, 40 letters per minute, and how to spec the right lamp.
Marine light bulb replacement guide: identify bayonet, wedge, and screw bulb bases, match 12V/24V/120V voltage, and swap bulbs safely on any vessel today.
Day shapes for ships decoded: 12 COLREG signal shapes, 0.6 m size limits, exemptions at 7 m, 12 m and 20 m, and where International and Inland rules split.
July 2026 has been a turbulent month for global shipping. The Strait of Hormuz saw daily cargo vessel transits drop to single digits between July
IEC vs USCG marine plug: compare IEC 60092-507 design rules and 46 CFR shore power law, plus IP56 ratings, to choose the right watertight plug for your vessel.
