Trap (plumbing)

https://www.wikidata.org/wiki/Q665580

Field Hierarchy

Parent
Physics 33M papers	Engineering 25M papers	Geography 13.2M papers	Environmental science 8.8M papers
Meteorology 2.8M papers		Environmental engineering 971k papers
Current
Trap (plumbing) 37.6k papers
Child
Trap primer 0 papers

Trends

Notes

History