Page "Brass" Paragraph 12
from
Wikipedia
Also in California, lead-free materials must be used for " each component that comes into contact with the wetted surface of pipes and pipe fittings, plumbing fittings and fixtures.
" On January 1, 2010, the maximum amount of lead in " lead-free brass " in California was reduced from 4 % to 0. 25 % lead.
The common practice of using pipes for electrical grounding is discouraged, as it accelerates lead corrosion.
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