Thiết bị & Bình nước nóngCâu 210 / 360
Plumbing fixtures must be constructed of materials that are:
a.smooth, impervious, and free of concealed fouling surfaces
b.porous to allow drying
c.always cast iron
d.rough-textured for grip
Giải thích
Fixtures must have smooth, impervious, nonabsorbent surfaces without concealed fouling areas so they stay sanitary and cleanable. Porous or rough surfaces would harbor bacteria and stains. This applies to the fixture body and its exposed surfaces.
Trích dẫn luật: 2022 California Plumbing Code (CPC) §402.1Luyện miễn phí toàn bộ 360 câu hỏi — không cần đăng ký.
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