水道管

1. Origins, structure, and basic meaning

• Structure: In 水道管 (すいどうかん), water supply 水道 and pipe 管 combine to denote a water pipe.
• Basic usage: 水道管 is a pipe that carries tap water.

2. Common pitfalls and similar expressions

• Water pipe and point of leakage
  • 水道管から marks it as the source of water or a leak, while 水道管の links it to damage, replacement, or another related noun.