foam - freo
- foam blowing
- foam collecting chamber
- foam decontamination
- foam extinction
- foam extinguishing installation
- foam fire extinguisher
- foam fire-fighter system
- foam fractionation
- foam generator
- foam level sensor
- foam line
- foam maker
- foam reactor
- foam remover
- foam screen
- foam scrubber
- foam separation
- foam separator
- foam suppression
- foam truck
- foam-blowing agent
- foamed aggregate
- foamer
- foamgenerator
- foaming
- foaming agent
- foaming depression
- foaming detergent
- foaming out
- focal infection
- focal point
- focculation tank
- focus of mass reproduction of pests
- focus of origin
- fodder additive
- fodder beats
- fodder conservation
- fodder crop soil conservation rotation
- fodder cropping
- fodder equivalent