The movement of a material through a suit's closures, such as zippers, buttonholes, seams, flaps, or other design features of chemical-protective clothing, and through punctures, cuts, and tears
NFPA 472 Standard for Competence of Responders to Hazardous Materials/ Weapons of Mass Destruction Incidents, 2008 ed. http://www.dps.state.ak.us/afsc/docs/Certification /HazMatAwarenessSkillSheets.pdf, (Std: Competence of Resp to Haz Mtrl/ Weapons of Mass Destruction Incid - Amer) {318 NFC}