Environmental

Lead service lines and lead-based solder in older Oklahoma homes' plumbing systems can contaminate:

AOnly exterior water sources
BDrinking water with lead, posing serious health risks especially to children; disclosure is important in pre-1978 homes and lead testing may be advisable✓ Correct
COnly commercial plumbing systems
DOnly properties built before 1900

Explanation

Lead service lines and solder used before 1986 can leach lead into drinking water. This is a significant health hazard, especially for children. Oklahoma buyers of older homes should consider water testing, and sellers must disclose known lead paint hazards in pre-1978 homes.

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