In context to the case, O’NEIL v. CRANE CO. the court of appeal totally reversed back the decision of the trial court. I agree to it because, based on the holding the constituent defense rule cannot be utilized. This is mainly because under the parts of the element, the manufacturer of particularly the product component or may be the factor cannot be held accountable for the injuries caused by the finished products irrespective of the fact that the elements were themselves defective even if not always, particularly when it was left out from the hands of the manufacturer