Adjective
double-hulled (not comparable)
(nautical) Having a double hull
The Exxon Valdez spill triggered a swift and strong response that changed policies about shipping, about double-hulled construction. A number of laws came into place. Sylvia Earle
Following the Exxon Valdez spill, the United States passed the Oil Pollution Act of 1990 (OPA-90), which included a stipulation that all tankers entering its waters be double-hulled by 2015. Source: Internet
Research of impact damage of ships has revealed that double-hulled tankers are unlikely to perforate both hulls in a collision, preventing oil from seeping out. Source: Internet
Due to the difficulties of maintenance, ship builders have been competitive in producing double-hulled ships which are easier to inspect, such as ballast and cargo tanks which are easily accessible and easier to spot corrosion in the hull. Source: Internet
The ability of double-hulled tankers to prevent or reduce oil spills led to double hulls being standardized for other types of ships including oil tankers by the International Convention for the Prevention of Pollution from Ships or MARPOL Convention. Source: Internet