Pedzisa mutsara unotevera: Kwemakore, tsvakurudzo yakaitwa kuVaranasi yakaratidza kuti zvipenyu zvomugungwa zvinounganidza sei uye zvinogadzirisa sei zvinhu zvinosvibisa zvakatipoteredza zvakadai semahydrocarbon, zvinhu zvine chepfu zvinogadzirwa nemafuta. Iye nechikwata chake vakadzidza utano hwehove muPuget Sound pedyo neSeattle, uye vakawana ruzivo mukucherechedza kudonha kwemafuta uye kuongorora nokukurumidza. Nzira idzodzo dzakashandiswa panguva yeNOAA's seafood safety response mushure mekuparadzwa kwezvakatipoteredza, kusanganisira Exxon Valdez oil spill muAlaska, Hondo yePersian Gulf, Hurricane Katrina uye
Njodzi yeDeepwater Horizon muGulf of Mexico.