Definition(s)
Acute Hazard
Capable of causing effects occurring from exposure over a short time, usually within minutes or hours. An acute exposure can result in short-term or long-term health effects.
Source: API RP 2009, Safe Welding, Cutting, and Hot Work Practices in the Petroleum and Petrochemical Industries, Seventh Edition, February 2002 (Reaffirmed, March 2012), Global Standards
Source: API RP 2201, Safe Hot Tapping Practices in the Petroleum & Petrochemical Industries, Fifth Edition, July 2003 (Reaffirmed October 2010), Global Standards