1. A medical, industrial, or technical process that involves significant risk of injury, harm, or adverse outcomes
The surgeon warned that this hazardous procedure requires extensive preparation and monitoring.
O cirurgião alertou que este procedimento perigoso requer preparação extensiva e monitoramento.
2. Any action or process that violates safety standards and poses danger to persons or environment
Handling radioactive materials without proper equipment is a hazardous procedure.
O manuseio de materiais radioativos sem equipamento adequado é um procedimento perigoso.