Does Liability Protection Lead To Unsafe Vaccines?

Does Liability Protection Lead To Unsafe Vaccines?
WHY IS THERE A LEGAL EXEMPTION FROM ANY WRONG DOING FOR THE MANUFACTURERS ?

http://www.collective-evolution.com/2017/06/23/does-liability-protection-lead-to-unsafe-vaccines-why-are-vaccine-manufacturers-legally-exempt-from-any-wrong-doing/
http://www.collective-evolution.com/2017/06/23/does-liability-protection-lead-to-unsafe-vaccines-why-are-vaccine-manufacturers-legally-exempt-from-any-wrong-doing/