Appetite Is what your in the mood for and hunger is the need of wanting to eat something
The diver strapped the aqualung to his back in preparation to dive
Smoking bans, or smoke-free laws, are public policies, including criminal laws and occupational safety and health regulations, that prohibit tobacco smoking in certain areas, usually in enclosed workplaces and other public spaces. Such policies are usually enacted to protect people from the negative health effects of passive smoking or second-hand smoke (SHS) exposure
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Formal tone: It has a formal sentence structure and uses thee and thy instead of you.</span>