Word: perbillion
(lookup in dictionary)
(lookup stats)
Dates: during 1990-1990
Sort By: most recent first
(reverse)
...Since we had the test results that gave us theelevated readings of THM, we have made correctionsat the water treatment plant and have doneadditional sampling and testing," said Cusack,"and the levels are now below the 100 parts perbillion level established by the state...
| 1 |