- einsteinium
- elaidin
- elastic bitumen
- elastic extension
- electric anisotropy
- electric hoisting
- electric precipitator
- electrical control
- electrical dehydrator
- electrical paper
- electro-bath
- electrochemical energy
- electrode reaction
- electroextraction
- electrolytic bleaching
- electrolytic chlorine
- electrolytic deposit
- electrolytic process
- electrolytic reduction
- electrometric titration
- electron affinity
- electron compound
- electron concentration
- electron diffraction
- electron donor
- electron level
- electron migration
- electron transfer
- electronic formula
- electrochemical cell
- electrochemical corrosion
- electrode carbon
- electrolog
- electrolysis chamber
- electrolytic assay
- electrolytic cleaning
- electrolytic diaphragm
- electrolytic oxidation
- electrolytic polarization
- electrolytic synthesis
- electrolytic tin
- electron acceptor
- electron conduction
- electron emission
- electronic action
- electronic migration
- electronic number
- electronic orbit
- electronic spectrum
- electrophilic
- electrorefining
- electroscope
- electrostatic precipitation
- electrostatic separation
- electrovalency
- Elektrion process
- element sulfur
- elementary body
- elemi gum
- eleonorite
- elevated beach
- elevation
- elevation correction
- elevator
- elevator bucker
- elevator latcher
- elevator plug
- elevator scoop
- elgiloy
- Elgin extractor
- eliquate
- eliquation
- ellipsoidal basalt
- elongated grain
- eluant
- elute
- elutriator
- elpidite
- elution agent
- elutriation test
- elvan
- emanation
- emanometer
- embayed coast
- embedded
- embody
- embolite
- embrittlement
- emerald copper
- emergency brake
- emergency repair
- emersion
- emodic
- empyrewmatic oil
- emulsion cleaner
- emulsion polymerization
- emulsoid
- emusifiable bitumen
- enargite
- encrust