Harmful | by

by
技术	diesel generator set

| inhalation

Inhalation
一般	inhalation; inhalation exposure
化学	inspiration
生物学	intake by inhalation; intake by respiratory tract
紧急医疗	inhalation
医疗的	breathing in

| and

and
技术	steel industry

| in

in
一般	go-go

contact with | skin

Skin
一般	skinhead