| Subject | English | Norwegian Bokmål |
| environ. | accident source The cause or origin of an unexpected occurrence, failure or loss with the potential for harming human life, property or the environment | ulykkeskilde |
| environ. | environmental accident An unexpected occurrence, failure or loss, with the potential for harming the ecosystem or natural resources | miljøulykke |
| environ. | liability for marine accidents Subjection to a legal obligation, such as financial recompense or ecological reparations, for any harm or damage inflicted on persons, property or the environment in the course of commercial or recreational activity in, on or near a sea | ansvar for marin ulykke |
| environ. | major accident An unexpected occurrence, failure or loss beyond normal or specified levels with the potential for harming human life, property or the environment | storulykke |
| environ. | nuclear accident An event occurring in a nuclear power plant or anywhere that radioactive materials are used, stored, or transported and involving the release of potentially dangerous levels of radioactive materials into the environment | atomulykke |
| environ. | shipping accident An unexpected incident, failure or loss involving a vessel or its contents in the course of commercial transport that poses potential harm to persons, property or the environment | skipsulykke |
| environ. | technological accident An unexpected incident, failure or loss occurring through the application of practical or mechanical sciences to industry or commerce that poses potential harm to persons, property or the environment | teknologisk ulykke |
| environ. | traffic accident An unexpected incident with potential for harm occurring through the movement or collision of vessels, vehicles or persons along a land, water, air or space route | trafikkulykke |
| environ. | work accident Accident occurring in the course of the employment and caused by inherent or related factors arising from the operation of materials of one's occupation | arbeidsulykke |
