Failure to flush the eyes quickly could result in permanent damage to eyesight. The main hazard is while handling the concentrates during mixing. Full safety equipment of face mask, gloves and rubber apron must be worn. The hazard is not as serious but it should still be treated with great care. Neutralised bleach is not an environmental hazard.
Many chemicals can produce some evidence of cancer in animals.
Where this is the case, details can be found on relevant safety data sheets.