Occupational noise is not classified as environmental noise but as noise at workplace, which is generated inside a factory or other industrial undertaking affecting employees working there.

• 职业噪音是指从工厂或其他工业经营场所发出,并影响该等工作地点内雇员的噪音。此类噪音并不归类为环境噪音,并由劳工处依据。