21. This meant that only two mountings could be installed, to keep the top hamper within acceptable limits . 22. PCB concentrations in water, fish and sediment will not reach acceptable limits in the " foreseeable future ." 23. Even adequately sized MOV protectors will eventually degrade beyond acceptable limits , with or without a failure light indication. 24. Often it's possible to keep the humidity within acceptable limits by installing a dehumidifier and waterproofing the walls. 25. Medeis'rants frequently stay beyond acceptable limits -most recently : . talk ) 05 : 05, 21 October 2014 ( UTC) 26. As more littoral combat ships are built and enter service, Mabus said operational costs will decline to acceptable limits . 27. Medical personnel regularly checked blood pressures and heart rates of rescuers to make sure they were within acceptable limits . 28. Earlier, zinc was nine times higher than allowable levels and lead was almost twice the acceptable limit , he said. 29. It said the test showed a blood content of 14.5 micrograms per milliliter, over the acceptable limit of 12 milligrams. 30. Carbon monoxide and nitrous oxide levels are also above acceptable limits , the World Health Organization said in a recent study.