kali - leac
- Laue-pattern spots
- launder
- launder-type hindered settling hydraulic classifier
- laundering
- Lauth mill
- Laval constriction
- Laves phase field
- Laves phases
- lavodune
- lavodune apparatus
- law of constancy of angles
- law of lever
- law of multiple proportions
- law of proportionality of strain to stress
- law of rational indices
- lay
- lay down
- lay out
- layer charging
- layer corrosion