operation (of a machine); running; working (and earning money); workload; deployment (e.g. to a production environment); release
trade; business; occupation; profession; job
full operation (e.g. of a factory, machine, reactor); full strength; full speed
working; in operation; running; active
operating rate; utilization rate; occupancy rate; availability factor
hours of operation (of a machine, etc.); uptime
restarting; resuming operations (e.g. at a power plant)
room occupancy ratio; guest room usage rate
precarious trade; unstable occupation; itinerant trade
popular occupation; occupation largely dependent on public favor
stage career; acting career
making a living in the red-light district
planting and harvesting; farming
earning capacity; earning potential
actual working conditions; field conditions
index of capacity utilization ratio; ICUR; capacity utilization index; operating rate index
idiot; moron; stupid; foolish; trivial; insignificant; malfunctioning