Skip to content
WorkZen
Academy
Home
All Trades
My Progress
en
English
EN
Français
FR
Español
ES
Menu
Home
All Trades
My Progress
Search certifications...
en
English
EN
Français
FR
Español
ES
Academy
Plumbing
Plumbing Journeyman License
Special Fixtures, Drains & Interceptors
Knowledge Check
Special Fixtures, Drains & Interceptors
Knowledge Check
Knowledge Check
1 / 10
What year did the Reduction of Lead in Drinking Water Act redefine 'lead-free' to 0.25% weighted average?
A
2006
B
1986
C
2014
D
1996
Check Answer
Back to lessons
Next module: Testing, Inspection & Sewage Systems
Next module: