5 ms·
Sediments including lead tend to accumulate at the bottom of water heaters, so you'd be measuring the accumulated lead and not the locality's with this assumpti
by bottom999mottob 2y ago
Sediments including lead tend to accumulate at the bottom of water heaters, so you'd be measuring the accumulated lead and not the locality's with this assumption.
- euroderf 2y agoAh, right, okay.