fogfog bankfog depositfog dispersionfog dropfog forestfog horizonfogbowfohnfoold water retarding structureforbforceforce coefficientforced climatefordforecast districtforecast evaluationforecast periodforecasterforecastingforecasting centerforeign waterforeset slopeforeshoreforest influenceforested rangeform factorformatformationformation logging methodformulationforward filamental velocityfossil fuelfossil waterfoulingfoundationfourier inversion formulafournier indexfractionfractionationfracturefragile landfragipanfragmentalfree airfree atmospherefree fall weirfree falling jetfree flowfree ground water
