Lawn Damage. Dogs can damage a lawn in more ways than one: they dig, they chew, they roll and run. Their feces can mar the beautiful green landscape, but the worst damage comes from dog urine, not feces. Dog urine is high in nitrogen, good in small amounts, but bad when your dog chooses the same spot again and again.awn Damage. Dogs can damage a lawn in more ways than one: they dig, they chew, they roll and run. Their feces can mar the beautiful green landscape, but the worst damage comes from dog urine, not feces. Dog urine is high in nitrogen, good in small amounts, but bad when your dog chooses the same spot again and again.
OFA: Ontario Film Association (Canada) OFA: Ontario Forestry Association (Canada) OFA: Ohio Fire Academy (est. 1978) OFA: Ohrid Framework Agreement (est. 2001) OFA: Obama for America: OFA: Office for the Aging: OFA: Office for the Arts (Harvard University; Cambridge, MA) OFA: Office of Family Assistance: OFA: Office of Federal Activities: OFA
A certified nursing assistant (CNA) is an entry-level health professional who provides patients with routine daily care while under the supervision of licensed health care professionals. They may provide assistance with dressing, bathing and eating, take vital signs and report patients' concerns to nurses and doctors.any community colleges that offer certificate programs in nursing assistance work closely with their state to ensure that graduates have met the minimum hourly and education requirement for certification. Certified nursing assistants are commonly employed by nursing homes and hospitals.