How - The American Dental Association (ADA) has published a statement on dental unit waterlines that challenges the industry to produce systems that can reduce the level of bacteria used in dental treatment water to 200CFU/ml or fewer by the year 2000.
The stonefish is the most venomous fish in the world, reaching an average length of 30 to 40 centimetres and up to 2 kg / 5 lbs in weight. The stonefish is the most venomous fish in the world, reaching an average length of 30 to 40 centimetres and up to 2 kg / 5 lbs in weight.
  The northern snakehead fish is said to not be a threat to humans. However, a more vicious species, the giant snakeheads have reportedly attacked and even killed peo â¦ ple who have went near its young. They have been found in Maine, California, Florida, Hawaii, Maryland, Massachusetts, and Rhode Island. The northern snakehead fish is said to not be a threat to humans. However, a more vicious species, the giant snakeheads have reportedly attacked and even killed peo â¦ ple who have went near its young. They have been found in Maine, California, Florida, Hawaii, Maryland, Massachusetts, and Rhode Island.