Basic cleaning concepts

16 คำ

Cleaning agents & chemicals

18 คำ

Cleaning equipment & machines

18 คำ

Floor cleaning

14 คำ

Window & glass cleaning

18 คำ

Sanitary/bathroom cleaning

16 คำ

Waste disposal

14 คำ

Hygiene & workplace safety

16 คำ

Workflow & cleaning schedule

14 คำ

Specialized-area cleaning

16 คำ

Daily work & shifts

14 คำ

Workplace communication

16 คำ