The central government was too weak
It’s either the first or last one because it gives the reader time to think on what’s about to happen next.
Answer: Dangerous working conditions, no safety guidelines, no protective equipment
Explanation:during the industrial revolution there we’re almost no human safety laws or protection for those working in factories
Lead-212 and Lead-208 are nuclides of lead. A nuclide is an atomic species that is defined by the constitution of its nucleus. Nuclides refers to a nucleus than to an atom. Each of the two lead nuclides have different number of neutrons.