You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is most effective bactericidal among the following ? and explain in detail?
MOST EFFECTIVE BACTEROCIDAL : 1st is NADPH OXIDASE 2nd mpo- halide system - its not antioxidants while others are both antioxidants and antimicrobials others like free radicles and h2o2 also paicipate in killing and degradation . ref : robbins 10th ed