- drain trap
- drainability
- Drainac freeness tester
- drainage
- drainage aid
- drainage area
- drainage capacity
- drainage factor
- drainage foil
- drainage machine
- drainage pipe
- drainage piping
- drainage plate
- drainage property
- drainage radius
- drainage rate
- drainage rate sensor
- drainage resistance
- drainage speed
- drainage tester
- drainage time
- drainage trap
- drainage valve
- drainer
- drainer chest
- drainer plate
- drainer stock
- drainer tank
- draining
- draining plow
- draining room
- draining tank
- drapability
- drape
- draper 's caps
- draper apron
- drapery paper
- draping
- drastic cracking
- draught chamber
- draught engine
- draught indicator
- draught pole
- draught survey
- draughting board
- draughting paper
- draw
- draw -off pipe
- draw -off valve
- draw -out