Tort concept of fault has extended the scope of products liability by the:

The tort concept of fault has extended the scope of products liability through the application of the notion of reasonable care. This principle implies that manufacturers and distributors must ensure that their products meet a standard of safety that a reasonably prudent manufacturer would use under similar circumstances. The concept of reasonable care broadens the liability exposure of these parties by establishing an expectation of proactive efforts to prevent harm that their products might otherwise cause​​.