Mercury thermometers may not be sold in the city.

MERCURY THERMOMETER ORDINANCE CHAPTER 42 Section 2. Retail Sale Prohibited. A person shall not sell or supply (including online retail) mercury fever thermometers to consumers and patients, except by prescription. The manufacturers of mercury fever thermometers shall supply clear instructions on the careful handling of the thermometer to avoid breakage and proper cleanup should a…

If any part of the sign ordinances of the city are more stringent than federal laws, even though they may be in conflict with them, they will prevail.

Chapter 9 Sign Ordinances Section 5. Conflict with other ordinances and regulations Should any section of this Ordinance be found to be in conflict with any local, state or federal law, ordinance or regulation, the more stringent shall prevail.