Answer: 1. Unite Government 2. Infirm Citizens
Explanation: have a nice day
Silicon dioxide is dissolvable in water and has a high melting point because the atoms in the dioxide has a strong bond between them, which requires a lot of energy to break them.
The draw back would be that many crimes would go unpunished. Some victims could be to scared, some would prefer to forget about the crime and focus on other things in their lives.