Keyword
construction
Info
FrequencyTop 600-700
Type
Kyōiku (2nd grade) 
?
KankenLevel 9
Heisig80
Readings
こう
(78%)
(17%)
(1%)
Mnemonic

A pictograph of a steel I-beam used during construction.

Used in kanji (31 in total)
empty air
difference
attack
fear
Used in vocabulary (654 in total)
factory; plant; mill; workshop
devising (a way); contriving; device; design; dedication to spiritual improvement (esp. through Zen meditation)
manufacturing; processing; treatment; machining
Examples (45 in total)
My father and my brother work in this factory.
The factory uses many complicated machines.
He has worked in this factory for 11 years.